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batman-adv: Convert BATADV_PRINT_VID macro to function 

The BATADV_PRINT_VID is not free of of possible side-effects. This can be
avoided when the the macro is converted to a simple inline function.

Signed-off-by: Sven Eckelmann <sven@narfation.org>
Signed-off-by: Simon Wunderlich <sw@simonwunderlich.de>
This commit is contained in:
Sven Eckelmann 2017-02-22 17:16:42 +01:00 коммит произвёл Simon Wunderlich
Родитель a09c94d07b
Коммит f7a2bd6544
4 изменённых файлов: 54 добавлений и 42 удалений
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38
net/batman-adv/bridge_loop_avoidance.c
Просмотреть файл

@ -395,7 +395,7 @@ static void batadv_bla_send_claim(struct batadv_priv *bat_priv, u8 *mac,
ether_addr_copy(ethhdr->h_source, mac);
batadv_dbg(BATADV_DBG_BLA, bat_priv,
"bla_send_claim(): CLAIM %pM on vid %d\n", mac,
BATADV_PRINT_VID(vid));
batadv_print_vid(vid));
break;
case BATADV_CLAIM_TYPE_UNCLAIM:
/* unclaim frame
@ -404,7 +404,7 @@ static void batadv_bla_send_claim(struct batadv_priv *bat_priv, u8 *mac,
ether_addr_copy(hw_src, mac);
batadv_dbg(BATADV_DBG_BLA, bat_priv,
"bla_send_claim(): UNCLAIM %pM on vid %d\n", mac,
BATADV_PRINT_VID(vid));
batadv_print_vid(vid));
break;
case BATADV_CLAIM_TYPE_ANNOUNCE:
/* announcement frame
@ -413,7 +413,7 @@ static void batadv_bla_send_claim(struct batadv_priv *bat_priv, u8 *mac,
ether_addr_copy(hw_src, mac);
batadv_dbg(BATADV_DBG_BLA, bat_priv,
"bla_send_claim(): ANNOUNCE of %pM on vid %d\n",
ethhdr->h_source, BATADV_PRINT_VID(vid));
ethhdr->h_source, batadv_print_vid(vid));
break;
case BATADV_CLAIM_TYPE_REQUEST:
/* request frame
@ -425,14 +425,14 @@ static void batadv_bla_send_claim(struct batadv_priv *bat_priv, u8 *mac,
batadv_dbg(BATADV_DBG_BLA, bat_priv,
"bla_send_claim(): REQUEST of %pM to %pM on vid %d\n",
ethhdr->h_source, ethhdr->h_dest,
BATADV_PRINT_VID(vid));
batadv_print_vid(vid));
break;
case BATADV_CLAIM_TYPE_LOOPDETECT:
ether_addr_copy(ethhdr->h_source, mac);
batadv_dbg(BATADV_DBG_BLA, bat_priv,
"bla_send_claim(): LOOPDETECT of %pM to %pM on vid %d\n",
ethhdr->h_source, ethhdr->h_dest,
BATADV_PRINT_VID(vid));
batadv_print_vid(vid));
break;
}
@ -475,9 +475,9 @@ static void batadv_bla_loopdetect_report(struct work_struct *work)
batadv_info(bat_priv->soft_iface,
"Possible loop on VLAN %d detected which can't be handled by BLA - please check your network setup!\n",
BATADV_PRINT_VID(backbone_gw->vid));
batadv_print_vid(backbone_gw->vid));
snprintf(vid_str, sizeof(vid_str), "%d",
BATADV_PRINT_VID(backbone_gw->vid));
batadv_print_vid(backbone_gw->vid));
vid_str[sizeof(vid_str) - 1] = 0;
batadv_throw_uevent(bat_priv, BATADV_UEV_BLA, BATADV_UEV_LOOPDETECT,
@ -510,7 +510,7 @@ batadv_bla_get_backbone_gw(struct batadv_priv *bat_priv, u8 *orig,
batadv_dbg(BATADV_DBG_BLA, bat_priv,
"bla_get_backbone_gw(): not found (%pM, %d), creating new entry\n",
orig, BATADV_PRINT_VID(vid));
orig, batadv_print_vid(vid));
entry = kzalloc(sizeof(*entry), GFP_ATOMIC);
if (!entry)
@ -719,7 +719,7 @@ static void batadv_bla_add_claim(struct batadv_priv *bat_priv,
batadv_dbg(BATADV_DBG_BLA, bat_priv,
"bla_add_claim(): adding new entry %pM, vid %d to hash ...\n",
mac, BATADV_PRINT_VID(vid));
mac, batadv_print_vid(vid));
kref_get(&claim->refcount);
hash_added = batadv_hash_add(bat_priv->bla.claim_hash,
@ -740,7 +740,7 @@ static void batadv_bla_add_claim(struct batadv_priv *bat_priv,
batadv_dbg(BATADV_DBG_BLA, bat_priv,
"bla_add_claim(): changing ownership for %pM, vid %d\n",
mac, BATADV_PRINT_VID(vid));
mac, batadv_print_vid(vid));
remove_crc = true;
}
@ -809,7 +809,7 @@ static void batadv_bla_del_claim(struct batadv_priv *bat_priv,
return;
batadv_dbg(BATADV_DBG_BLA, bat_priv, "bla_del_claim(): %pM, vid %d\n",
mac, BATADV_PRINT_VID(vid));
mac, batadv_print_vid(vid));
batadv_hash_remove(bat_priv->bla.claim_hash, batadv_compare_claim,
batadv_choose_claim, claim);
@ -849,7 +849,7 @@ static bool batadv_handle_announce(struct batadv_priv *bat_priv, u8 *an_addr,
batadv_dbg(BATADV_DBG_BLA, bat_priv,
"handle_announce(): ANNOUNCE vid %d (sent by %pM)... CRC = %#.4x\n",
BATADV_PRINT_VID(vid), backbone_gw->orig, crc);
batadv_print_vid(vid), backbone_gw->orig, crc);
spin_lock_bh(&backbone_gw->crc_lock);
backbone_crc = backbone_gw->crc;
@ -859,7 +859,7 @@ static bool batadv_handle_announce(struct batadv_priv *bat_priv, u8 *an_addr,
batadv_dbg(BATADV_DBG_BLA, backbone_gw->bat_priv,
"handle_announce(): CRC FAILED for %pM/%d (my = %#.4x, sent = %#.4x)\n",
backbone_gw->orig,
BATADV_PRINT_VID(backbone_gw->vid),
batadv_print_vid(backbone_gw->vid),
backbone_crc, crc);
batadv_bla_send_request(backbone_gw);
@ -904,7 +904,7 @@ static bool batadv_handle_request(struct batadv_priv *bat_priv,
batadv_dbg(BATADV_DBG_BLA, bat_priv,
"handle_request(): REQUEST vid %d (sent by %pM)...\n",
BATADV_PRINT_VID(vid), ethhdr->h_source);
batadv_print_vid(vid), ethhdr->h_source);
batadv_bla_answer_request(bat_priv, primary_if, vid);
return true;
@ -941,7 +941,7 @@ static bool batadv_handle_unclaim(struct batadv_priv *bat_priv,
/* this must be an UNCLAIM frame */
batadv_dbg(BATADV_DBG_BLA, bat_priv,
"handle_unclaim(): UNCLAIM %pM on vid %d (sent by %pM)...\n",
claim_addr, BATADV_PRINT_VID(vid), backbone_gw->orig);
claim_addr, batadv_print_vid(vid), backbone_gw->orig);
batadv_bla_del_claim(bat_priv, claim_addr, vid);
batadv_backbone_gw_put(backbone_gw);
@ -1161,7 +1161,7 @@ static bool batadv_bla_process_claim(struct batadv_priv *bat_priv,
if (ret == 1)
batadv_dbg(BATADV_DBG_BLA, bat_priv,
"bla_process_claim(): received a claim frame from another group. From: %pM on vid %d ...(hw_src %pM, hw_dst %pM)\n",
ethhdr->h_source, BATADV_PRINT_VID(vid), hw_src,
ethhdr->h_source, batadv_print_vid(vid), hw_src,
hw_dst);
if (ret < 2)
@ -1197,7 +1197,7 @@ static bool batadv_bla_process_claim(struct batadv_priv *bat_priv,
batadv_dbg(BATADV_DBG_BLA, bat_priv,
"bla_process_claim(): ERROR - this looks like a claim frame, but is useless. eth src %pM on vid %d ...(hw_src %pM, hw_dst %pM)\n",
ethhdr->h_source, BATADV_PRINT_VID(vid), hw_src, hw_dst);
ethhdr->h_source, batadv_print_vid(vid), hw_src, hw_dst);
return true;
}
@ -2042,7 +2042,7 @@ int batadv_bla_claim_table_seq_print_text(struct seq_file *seq, void *offset)
backbone_crc = backbone_gw->crc;
spin_unlock_bh(&backbone_gw->crc_lock);
seq_printf(seq, " * %pM on %5d by %pM [%c] (%#.4x)\n",
claim->addr, BATADV_PRINT_VID(claim->vid),
claim->addr, batadv_print_vid(claim->vid),
backbone_gw->orig,
(is_own ? 'x' : ' '),
backbone_crc);
@ -2274,7 +2274,7 @@ int batadv_bla_backbone_table_seq_print_text(struct seq_file *seq, void *offset)
seq_printf(seq, " * %pM on %5d %4i.%03is (%#.4x)\n",
backbone_gw->orig,
BATADV_PRINT_VID(backbone_gw->vid), secs,
batadv_print_vid(backbone_gw->vid), secs,
msecs, backbone_crc);
}
rcu_read_unlock();

6
net/batman-adv/distributed-arp-table.c
Просмотреть файл

@ -330,7 +330,7 @@ static void batadv_dat_entry_add(struct batadv_priv *bat_priv, __be32 ip,
batadv_dbg(BATADV_DBG_DAT, bat_priv,
"Entry updated: %pI4 %pM (vid: %d)\n",
&dat_entry->ip, dat_entry->mac_addr,
BATADV_PRINT_VID(vid));
batadv_print_vid(vid));
goto out;
}
@ -356,7 +356,7 @@ static void batadv_dat_entry_add(struct batadv_priv *bat_priv, __be32 ip,
}
batadv_dbg(BATADV_DBG_DAT, bat_priv, "New entry added: %pI4 %pM (vid: %d)\n",
&dat_entry->ip, dat_entry->mac_addr, BATADV_PRINT_VID(vid));
&dat_entry->ip, dat_entry->mac_addr, batadv_print_vid(vid));
out:
if (dat_entry)
@ -835,7 +835,7 @@ int batadv_dat_cache_seq_print_text(struct seq_file *seq, void *offset)
seq_printf(seq, " * %15pI4 %14pM %4i %6i:%02i\n",
&dat_entry->ip, dat_entry->mac_addr,
BATADV_PRINT_VID(dat_entry->vid),
batadv_print_vid(dat_entry->vid),
last_seen_mins, last_seen_secs);
}
rcu_read_unlock();

16
net/batman-adv/main.h
Просмотреть файл

@ -193,6 +193,7 @@ enum batadv_uev_type {
#include <linux/percpu.h>
#include <linux/types.h>
#include "packet.h"
#include "types.h"
struct net_device;
@ -200,8 +201,19 @@ struct packet_type;
struct seq_file;
struct sk_buff;
#define BATADV_PRINT_VID(vid) (((vid) & BATADV_VLAN_HAS_TAG) ? \
(int)((vid) & VLAN_VID_MASK) : -1)
/**
* batadv_print_vid - return printable version of vid information
* @vid: the VLAN identifier
*
* Return: -1 when no VLAN is used, VLAN id otherwise
*/
static inline int batadv_print_vid(unsigned short vid)
{
if (vid & BATADV_VLAN_HAS_TAG)
return (int)(vid & VLAN_VID_MASK);
else
return -1;
}
extern struct list_head batadv_hardif_list;

36
net/batman-adv/translation-table.c
Просмотреть файл

@ -617,7 +617,7 @@ static void batadv_tt_global_free(struct batadv_priv *bat_priv,
batadv_dbg(BATADV_DBG_TT, bat_priv,
"Deleting global tt entry %pM (vid: %d): %s\n",
tt_global->common.addr,
BATADV_PRINT_VID(tt_global->common.vid), message);
batadv_print_vid(tt_global->common.vid), message);
batadv_hash_remove(bat_priv->tt.global_hash, batadv_compare_tt,
batadv_choose_tt, &tt_global->common);
@ -671,7 +671,7 @@ bool batadv_tt_local_add(struct net_device *soft_iface, const u8 *addr,
if (tt_local->common.flags & BATADV_TT_CLIENT_PENDING) {
batadv_dbg(BATADV_DBG_TT, bat_priv,
"Re-adding pending client %pM (vid: %d)\n",
addr, BATADV_PRINT_VID(vid));
addr, batadv_print_vid(vid));
/* whatever the reason why the PENDING flag was set,
* this is a client which was enqueued to be removed in
* this orig_interval. Since it popped up again, the
@ -684,7 +684,7 @@ bool batadv_tt_local_add(struct net_device *soft_iface, const u8 *addr,
if (tt_local->common.flags & BATADV_TT_CLIENT_ROAM) {
batadv_dbg(BATADV_DBG_TT, bat_priv,
"Roaming client %pM (vid: %d) came back to its original location\n",
addr, BATADV_PRINT_VID(vid));
addr, batadv_print_vid(vid));
/* the ROAM flag is set because this client roamed away
* and the node got a roaming_advertisement message. Now
* that the client popped up again at its original
@ -716,7 +716,7 @@ bool batadv_tt_local_add(struct net_device *soft_iface, const u8 *addr,
if (!vlan) {
net_ratelimited_function(batadv_info, soft_iface,
"adding TT local entry %pM to non-existent VLAN %d\n",
addr, BATADV_PRINT_VID(vid));
addr, batadv_print_vid(vid));
kmem_cache_free(batadv_tl_cache, tt_local);
tt_local = NULL;
goto out;
@ -724,7 +724,7 @@ bool batadv_tt_local_add(struct net_device *soft_iface, const u8 *addr,
batadv_dbg(BATADV_DBG_TT, bat_priv,
"Creating new local tt entry: %pM (vid: %d, ttvn: %d)\n",
addr, BATADV_PRINT_VID(vid),
addr, batadv_print_vid(vid),
(u8)atomic_read(&bat_priv->tt.vn));
ether_addr_copy(tt_local->common.addr, addr);
@ -1097,7 +1097,7 @@ int batadv_tt_local_seq_print_text(struct seq_file *seq, void *offset)
seq_printf(seq,
" * %pM %4i [%c%c%c%c%c%c] %3u.%03u (%#.8x)\n",
tt_common_entry->addr,
BATADV_PRINT_VID(tt_common_entry->vid),
batadv_print_vid(tt_common_entry->vid),
((tt_common_entry->flags &
BATADV_TT_CLIENT_ROAM) ? 'R' : '.'),
no_purge ? 'P' : '.',
@ -1296,7 +1296,7 @@ batadv_tt_local_set_pending(struct batadv_priv *bat_priv,
batadv_dbg(BATADV_DBG_TT, bat_priv,
"Local tt entry (%pM, vid: %d) pending to be removed: %s\n",
tt_local_entry->common.addr,
BATADV_PRINT_VID(tt_local_entry->common.vid), message);
batadv_print_vid(tt_local_entry->common.vid), message);
}
/**
@ -1727,7 +1727,7 @@ add_orig_entry:
batadv_dbg(BATADV_DBG_TT, bat_priv,
"Creating new global tt entry: %pM (vid: %d, via %pM)\n",
common->addr, BATADV_PRINT_VID(common->vid),
common->addr, batadv_print_vid(common->vid),
orig_node->orig);
ret = true;
@ -1835,7 +1835,7 @@ batadv_tt_global_print_entry(struct batadv_priv *bat_priv,
if (!vlan) {
seq_printf(seq,
" * Cannot retrieve VLAN %d for originator %pM\n",
BATADV_PRINT_VID(tt_common_entry->vid),
batadv_print_vid(tt_common_entry->vid),
best_entry->orig_node->orig);
goto print_list;
}
@ -1844,7 +1844,7 @@ batadv_tt_global_print_entry(struct batadv_priv *bat_priv,
seq_printf(seq,
" %c %pM %4i (%3u) via %pM (%3u) (%#.8x) [%c%c%c%c]\n",
'*', tt_global_entry->common.addr,
BATADV_PRINT_VID(tt_global_entry->common.vid),
batadv_print_vid(tt_global_entry->common.vid),
best_entry->ttvn, best_entry->orig_node->orig,
last_ttvn, vlan->tt.crc,
((flags & BATADV_TT_CLIENT_ROAM) ? 'R' : '.'),
@ -1867,7 +1867,7 @@ print_list:
if (!vlan) {
seq_printf(seq,
" + Cannot retrieve VLAN %d for originator %pM\n",
BATADV_PRINT_VID(tt_common_entry->vid),
batadv_print_vid(tt_common_entry->vid),
orig_entry->orig_node->orig);
continue;
}
@ -1876,7 +1876,7 @@ print_list:
seq_printf(seq,
" %c %pM %4d (%3u) via %pM (%3u) (%#.8x) [%c%c%c%c]\n",
'+', tt_global_entry->common.addr,
BATADV_PRINT_VID(tt_global_entry->common.vid),
batadv_print_vid(tt_global_entry->common.vid),
orig_entry->ttvn, orig_entry->orig_node->orig,
last_ttvn, vlan->tt.crc,
((flags & BATADV_TT_CLIENT_ROAM) ? 'R' : '.'),
@ -2213,7 +2213,7 @@ batadv_tt_global_del_orig_node(struct batadv_priv *bat_priv,
"Deleting %pM from global tt entry %pM (vid: %d): %s\n",
orig_node->orig,
tt_global_entry->common.addr,
BATADV_PRINT_VID(vid), message);
batadv_print_vid(vid), message);
_batadv_tt_global_del_orig_entry(tt_global_entry,
orig_entry);
}
@ -2377,7 +2377,7 @@ void batadv_tt_global_del_orig(struct batadv_priv *bat_priv,
batadv_dbg(BATADV_DBG_TT, bat_priv,
"Deleting global tt entry %pM (vid: %d): %s\n",
tt_global->common.addr,
BATADV_PRINT_VID(vid), message);
batadv_print_vid(vid), message);
hlist_del_rcu(&tt_common_entry->hash_entry);
batadv_tt_global_entry_put(tt_global);
}
@ -2437,7 +2437,7 @@ static void batadv_tt_global_purge(struct batadv_priv *bat_priv)
batadv_dbg(BATADV_DBG_TT, bat_priv,
"Deleting global tt entry %pM (vid: %d): %s\n",
tt_global->common.addr,
BATADV_PRINT_VID(tt_global->common.vid),
batadv_print_vid(tt_global->common.vid),
msg);
hlist_del_rcu(&tt_common->hash_entry);
@ -3652,7 +3652,7 @@ static void batadv_send_roam_adv(struct batadv_priv *bat_priv, u8 *client,
batadv_dbg(BATADV_DBG_TT, bat_priv,
"Sending ROAMING_ADV to %pM (client %pM, vid: %d)\n",
orig_node->orig, client, BATADV_PRINT_VID(vid));
orig_node->orig, client, batadv_print_vid(vid));
batadv_inc_counter(bat_priv, BATADV_CNT_TT_ROAM_ADV_TX);
@ -3775,7 +3775,7 @@ static void batadv_tt_local_purge_pending_clients(struct batadv_priv *bat_priv)
batadv_dbg(BATADV_DBG_TT, bat_priv,
"Deleting local tt entry (%pM, vid: %d): pending\n",
tt_common->addr,
BATADV_PRINT_VID(tt_common->vid));
batadv_print_vid(tt_common->vid));
batadv_tt_local_size_dec(bat_priv, tt_common->vid);
hlist_del_rcu(&tt_common->hash_entry);
@ -4019,7 +4019,7 @@ bool batadv_tt_add_temporary_global_entry(struct batadv_priv *bat_priv,
batadv_dbg(BATADV_DBG_TT, bat_priv,
"Added temporary global client (addr: %pM, vid: %d, orig: %pM)\n",
addr, BATADV_PRINT_VID(vid), orig_node->orig);
addr, batadv_print_vid(vid), orig_node->orig);
ret = true;
out:
return ret;