tipc: Eliminate improper use of TIPC_OK error code
This patch corrects many places where TIPC routines indicated successful completion by returning TIPC_OK instead of 0. (The TIPC_OK symbol has the value 0, but it should only be used in contexts that deal with the error code field of a TIPC message header.) Signed-off-by: Allan Stephens <allan.stephens@windriver.com> Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Родитель
2da59918e2
Коммит
0e35fd5e52
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@ -611,7 +611,7 @@ swap:
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bcbearer->bpairs[bp_index].secondary = p;
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update:
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if (bcbearer->remains_new.count == 0)
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return TIPC_OK;
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return 0;
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bcbearer->remains = bcbearer->remains_new;
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}
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@ -620,7 +620,7 @@ update:
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bcbearer->bearer.publ.blocked = 1;
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bcl->stats.bearer_congs++;
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return ~TIPC_OK;
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return 1;
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}
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/**
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@ -756,7 +756,7 @@ int tipc_bclink_reset_stats(void)
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spin_lock_bh(&bc_lock);
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memset(&bcl->stats, 0, sizeof(bcl->stats));
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spin_unlock_bh(&bc_lock);
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return TIPC_OK;
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return 0;
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}
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int tipc_bclink_set_queue_limits(u32 limit)
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@ -769,7 +769,7 @@ int tipc_bclink_set_queue_limits(u32 limit)
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spin_lock_bh(&bc_lock);
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tipc_link_set_queue_limits(bcl, limit);
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spin_unlock_bh(&bc_lock);
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return TIPC_OK;
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return 0;
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}
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int tipc_bclink_init(void)
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@ -810,7 +810,7 @@ int tipc_bclink_init(void)
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tipc_printbuf_init(&bcl->print_buf, pb, BCLINK_LOG_BUF_SIZE);
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}
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return TIPC_OK;
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return 0;
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}
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void tipc_bclink_stop(void)
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@ -370,7 +370,7 @@ void tipc_bearer_remove_dest(struct bearer *b_ptr, u32 dest)
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*/
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static int bearer_push(struct bearer *b_ptr)
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{
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u32 res = TIPC_OK;
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u32 res = 0;
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struct link *ln, *tln;
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if (b_ptr->publ.blocked)
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@ -607,7 +607,7 @@ int tipc_block_bearer(const char *name)
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}
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spin_unlock_bh(&b_ptr->publ.lock);
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read_unlock_bh(&tipc_net_lock);
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return TIPC_OK;
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return 0;
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}
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/**
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@ -645,7 +645,7 @@ static int bearer_disable(const char *name)
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}
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spin_unlock_bh(&b_ptr->publ.lock);
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memset(b_ptr, 0, sizeof(struct bearer));
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return TIPC_OK;
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return 0;
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}
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int tipc_disable_bearer(const char *name)
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@ -668,7 +668,7 @@ int tipc_bearer_init(void)
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tipc_bearers = kcalloc(MAX_BEARERS, sizeof(struct bearer), GFP_ATOMIC);
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media_list = kcalloc(MAX_MEDIA, sizeof(struct media), GFP_ATOMIC);
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if (tipc_bearers && media_list) {
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res = TIPC_OK;
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res = 0;
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} else {
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kfree(tipc_bearers);
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kfree(media_list);
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@ -571,6 +571,6 @@ exit:
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int tipc_cltr_init(void)
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{
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tipc_highest_allowed_slave = LOWEST_SLAVE + tipc_max_slaves;
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return tipc_cltr_create(tipc_own_addr) ? TIPC_OK : -ENOMEM;
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return tipc_cltr_create(tipc_own_addr) ? 0 : -ENOMEM;
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}
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@ -82,7 +82,7 @@ static int send_msg(struct sk_buff *buf, struct tipc_bearer *tb_ptr,
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dev->dev_addr, clone->len);
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dev_queue_xmit(clone);
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}
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return TIPC_OK;
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return 0;
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}
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/**
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@ -113,12 +113,12 @@ static int recv_msg(struct sk_buff *buf, struct net_device *dev,
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if (likely(buf->len == size)) {
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buf->next = NULL;
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tipc_recv_msg(buf, eb_ptr->bearer);
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return TIPC_OK;
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return 0;
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}
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}
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}
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kfree_skb(buf);
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return TIPC_OK;
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return 0;
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}
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/**
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@ -1561,7 +1561,7 @@ u32 tipc_link_push_packet(struct link *l_ptr)
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l_ptr->retransm_queue_head = mod(++r_q_head);
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l_ptr->retransm_queue_size = --r_q_size;
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l_ptr->stats.retransmitted++;
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return TIPC_OK;
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return 0;
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} else {
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l_ptr->stats.bearer_congs++;
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msg_dbg(buf_msg(buf), "|>DEF-RETR>");
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@ -1580,7 +1580,7 @@ u32 tipc_link_push_packet(struct link *l_ptr)
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l_ptr->unacked_window = 0;
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buf_discard(buf);
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l_ptr->proto_msg_queue = NULL;
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return TIPC_OK;
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return 0;
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} else {
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msg_dbg(buf_msg(buf), "|>DEF-PROT>");
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l_ptr->stats.bearer_congs++;
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@ -1604,7 +1604,7 @@ u32 tipc_link_push_packet(struct link *l_ptr)
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msg_set_type(msg, CLOSED_MSG);
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msg_dbg(msg, ">PUSH-DATA>");
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l_ptr->next_out = buf->next;
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return TIPC_OK;
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return 0;
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} else {
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msg_dbg(msg, "|PUSH-DATA|");
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l_ptr->stats.bearer_congs++;
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@ -1628,8 +1628,8 @@ void tipc_link_push_queue(struct link *l_ptr)
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do {
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res = tipc_link_push_packet(l_ptr);
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}
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while (res == TIPC_OK);
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} while (!res);
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if (res == PUSH_FAILED)
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tipc_bearer_schedule(l_ptr->b_ptr, l_ptr);
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}
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@ -2998,7 +2998,7 @@ struct sk_buff *tipc_link_cmd_config(const void *req_tlv_area, int req_tlv_space
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link_set_supervision_props(l_ptr, new_value);
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tipc_link_send_proto_msg(l_ptr, STATE_MSG,
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0, 0, new_value, 0, 0);
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res = TIPC_OK;
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res = 0;
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}
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break;
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case TIPC_CMD_SET_LINK_PRI:
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@ -3007,14 +3007,14 @@ struct sk_buff *tipc_link_cmd_config(const void *req_tlv_area, int req_tlv_space
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l_ptr->priority = new_value;
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tipc_link_send_proto_msg(l_ptr, STATE_MSG,
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0, 0, 0, new_value, 0);
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res = TIPC_OK;
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res = 0;
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}
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break;
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case TIPC_CMD_SET_LINK_WINDOW:
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if ((new_value >= TIPC_MIN_LINK_WIN) &&
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(new_value <= TIPC_MAX_LINK_WIN)) {
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tipc_link_set_queue_limits(l_ptr, new_value);
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res = TIPC_OK;
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res = 0;
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}
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break;
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}
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@ -3230,7 +3230,7 @@ int link_control(const char *name, u32 op, u32 val)
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if (op == TIPC_CMD_UNBLOCK_LINK) {
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l_ptr->blocked = 0;
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}
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res = TIPC_OK;
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res = 0;
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}
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tipc_node_unlock(node);
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}
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@ -165,7 +165,7 @@ static int net_init(void)
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if (!tipc_net.zones) {
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return -ENOMEM;
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}
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return TIPC_OK;
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return 0;
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}
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static void net_stop(void)
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@ -295,7 +295,7 @@ int tipc_net_start(u32 addr)
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info("Started in network mode\n");
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info("Own node address %s, network identity %u\n",
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addr_string_fill(addr_string, tipc_own_addr), tipc_net_id);
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return TIPC_OK;
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return 0;
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}
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void tipc_net_stop(void)
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@ -291,7 +291,7 @@ int tipc_deleteport(u32 ref)
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kfree(p_ptr);
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dbg("Deleted port %u\n", ref);
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tipc_net_route_msg(buf);
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return TIPC_OK;
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return 0;
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}
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/**
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@ -336,7 +336,7 @@ int tipc_portunreliable(u32 ref, unsigned int *isunreliable)
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return -EINVAL;
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*isunreliable = port_unreliable(p_ptr);
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tipc_port_unlock(p_ptr);
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return TIPC_OK;
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return 0;
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}
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int tipc_set_portunreliable(u32 ref, unsigned int isunreliable)
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@ -348,7 +348,7 @@ int tipc_set_portunreliable(u32 ref, unsigned int isunreliable)
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return -EINVAL;
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msg_set_src_droppable(&p_ptr->publ.phdr, (isunreliable != 0));
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tipc_port_unlock(p_ptr);
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return TIPC_OK;
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return 0;
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}
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static int port_unreturnable(struct port *p_ptr)
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@ -365,7 +365,7 @@ int tipc_portunreturnable(u32 ref, unsigned int *isunrejectable)
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return -EINVAL;
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*isunrejectable = port_unreturnable(p_ptr);
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tipc_port_unlock(p_ptr);
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return TIPC_OK;
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return 0;
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}
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int tipc_set_portunreturnable(u32 ref, unsigned int isunrejectable)
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@ -377,7 +377,7 @@ int tipc_set_portunreturnable(u32 ref, unsigned int isunrejectable)
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return -EINVAL;
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msg_set_dest_droppable(&p_ptr->publ.phdr, (isunrejectable != 0));
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tipc_port_unlock(p_ptr);
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return TIPC_OK;
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return 0;
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}
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/*
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@ -963,7 +963,7 @@ static u32 port_dispatcher(struct tipc_port *dummy, struct sk_buff *buf)
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tipc_k_signal((Handler)port_dispatcher_sigh, 0);
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}
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spin_unlock_bh(&queue_lock);
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return TIPC_OK;
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return 0;
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}
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/*
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@ -1068,14 +1068,14 @@ int tipc_createport(u32 user_ref,
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tipc_reg_add_port(up_ptr);
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*portref = p_ptr->publ.ref;
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tipc_port_unlock(p_ptr);
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return TIPC_OK;
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return 0;
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}
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int tipc_ownidentity(u32 ref, struct tipc_portid *id)
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{
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id->ref = ref;
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id->node = tipc_own_addr;
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return TIPC_OK;
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return 0;
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}
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int tipc_portimportance(u32 ref, unsigned int *importance)
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@ -1087,7 +1087,7 @@ int tipc_portimportance(u32 ref, unsigned int *importance)
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return -EINVAL;
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*importance = (unsigned int)msg_importance(&p_ptr->publ.phdr);
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tipc_port_unlock(p_ptr);
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return TIPC_OK;
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return 0;
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}
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int tipc_set_portimportance(u32 ref, unsigned int imp)
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@ -1102,7 +1102,7 @@ int tipc_set_portimportance(u32 ref, unsigned int imp)
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return -EINVAL;
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msg_set_importance(&p_ptr->publ.phdr, (u32)imp);
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tipc_port_unlock(p_ptr);
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return TIPC_OK;
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return 0;
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}
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@ -1137,7 +1137,7 @@ int tipc_publish(u32 ref, unsigned int scope, struct tipc_name_seq const *seq)
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list_add(&publ->pport_list, &p_ptr->publications);
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p_ptr->pub_count++;
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p_ptr->publ.published = 1;
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res = TIPC_OK;
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res = 0;
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}
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exit:
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tipc_port_unlock(p_ptr);
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@ -1160,7 +1160,7 @@ int tipc_withdraw(u32 ref, unsigned int scope, struct tipc_name_seq const *seq)
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tipc_nametbl_withdraw(publ->type, publ->lower,
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publ->ref, publ->key);
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}
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res = TIPC_OK;
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res = 0;
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} else {
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list_for_each_entry_safe(publ, tpubl,
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&p_ptr->publications, pport_list) {
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@ -1174,7 +1174,7 @@ int tipc_withdraw(u32 ref, unsigned int scope, struct tipc_name_seq const *seq)
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break;
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tipc_nametbl_withdraw(publ->type, publ->lower,
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publ->ref, publ->key);
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res = TIPC_OK;
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res = 0;
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break;
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}
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}
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@ -1218,7 +1218,7 @@ int tipc_connect2port(u32 ref, struct tipc_portid const *peer)
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tipc_nodesub_subscribe(&p_ptr->subscription,peer->node,
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(void *)(unsigned long)ref,
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(net_ev_handler)port_handle_node_down);
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res = TIPC_OK;
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res = 0;
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exit:
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tipc_port_unlock(p_ptr);
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p_ptr->publ.max_pkt = tipc_link_get_max_pkt(peer->node, ref);
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@ -1240,7 +1240,7 @@ int tipc_disconnect_port(struct tipc_port *tp_ptr)
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/* let timer expire on it's own to avoid deadlock! */
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tipc_nodesub_unsubscribe(
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&((struct port *)tp_ptr)->subscription);
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res = TIPC_OK;
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res = 0;
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} else {
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res = -ENOTCONN;
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}
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@ -1305,7 +1305,7 @@ int tipc_isconnected(u32 ref, int *isconnected)
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return -EINVAL;
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*isconnected = p_ptr->publ.connected;
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tipc_port_unlock(p_ptr);
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return TIPC_OK;
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return 0;
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}
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int tipc_peer(u32 ref, struct tipc_portid *peer)
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@ -1319,7 +1319,7 @@ int tipc_peer(u32 ref, struct tipc_portid *peer)
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if (p_ptr->publ.connected) {
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peer->ref = port_peerport(p_ptr);
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peer->node = port_peernode(p_ptr);
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res = TIPC_OK;
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res = 0;
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} else
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res = -ENOTCONN;
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tipc_port_unlock(p_ptr);
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@ -123,7 +123,7 @@ int tipc_ref_table_init(u32 requested_size, u32 start)
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tipc_ref_table.index_mask = actual_size - 1;
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tipc_ref_table.start_mask = start & ~tipc_ref_table.index_mask;
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return TIPC_OK;
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return 0;
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}
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/**
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@ -91,7 +91,7 @@ static int reg_init(void)
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}
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}
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spin_unlock_bh(®_lock);
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return users ? TIPC_OK : -ENOMEM;
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return users ? 0 : -ENOMEM;
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}
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/**
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@ -129,7 +129,7 @@ int tipc_reg_start(void)
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tipc_k_signal((Handler)reg_callback,
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(unsigned long)&users[u]);
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}
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return TIPC_OK;
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return 0;
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}
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/**
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@ -184,7 +184,7 @@ int tipc_attach(u32 *userid, tipc_mode_event cb, void *usr_handle)
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if (cb && (tipc_mode != TIPC_NOT_RUNNING))
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tipc_k_signal((Handler)reg_callback, (unsigned long)user_ptr);
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return TIPC_OK;
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return 0;
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}
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/**
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@ -230,7 +230,7 @@ int tipc_reg_add_port(struct user_port *up_ptr)
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struct tipc_user *user_ptr;
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if (up_ptr->user_ref == 0)
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return TIPC_OK;
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return 0;
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if (up_ptr->user_ref > MAX_USERID)
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return -EINVAL;
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if ((tipc_mode == TIPC_NOT_RUNNING) || !users )
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@ -240,7 +240,7 @@ int tipc_reg_add_port(struct user_port *up_ptr)
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user_ptr = &users[up_ptr->user_ref];
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list_add(&up_ptr->uport_list, &user_ptr->ports);
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spin_unlock_bh(®_lock);
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return TIPC_OK;
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return 0;
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}
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/**
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@ -250,7 +250,7 @@ int tipc_reg_add_port(struct user_port *up_ptr)
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int tipc_reg_remove_port(struct user_port *up_ptr)
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{
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if (up_ptr->user_ref == 0)
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return TIPC_OK;
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return 0;
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if (up_ptr->user_ref > MAX_USERID)
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return -EINVAL;
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if (!users )
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@ -259,6 +259,6 @@ int tipc_reg_remove_port(struct user_port *up_ptr)
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spin_lock_bh(®_lock);
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list_del_init(&up_ptr->uport_list);
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spin_unlock_bh(®_lock);
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return TIPC_OK;
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return 0;
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}
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Загрузка…
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