Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6

* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6: ipv4/route.c: respect prefsrc for local routes bridge: stp: ensure mac header is set bridge: fix br_multicast_ipv6_rcv for paged skbs atl1: fix oops when changing tx/rx ring params drivers/atm/atmtcp.c: add missing atm_dev_put starfire: Fix dma_addr_t size test for MIPS tg3: fix return value check in tg3_read_vpd() Broadcom CNIC core network driver: fix mem leak on allocation failures in cnic_alloc_uio_rings() ISDN, Gigaset: Fix memory leak in do_disconnect_req() CAN: Use inode instead of kernel address for /proc file skfp: testing the wrong variable in skfp_driver_init() ppp: allow disabling multilink protocol ID compression ehea: Avoid changing vlan flags ueagle-atm: fix PHY signal initialization race
2011-01-04 13:55:49 -08:00 · 2011-01-04 13:55:49 -08:00 · 65f42886e2
--- a/drivers/atm/atmtcp.c
+++ b/drivers/atm/atmtcp.c
@ -392,7 +392,10 @@ static int atmtcp_attach(struct atm_vcc *vcc,int itf)
 			atm_dev_put(dev);
 			return -EMEDIUMTYPE;
 		}
-		if (PRIV(dev)->vcc) return -EBUSY;
+		if (PRIV(dev)->vcc) {
+			atm_dev_put(dev);
+			return -EBUSY;
+		}
 	}
 	else {
 		int error;
--- a/drivers/isdn/gigaset/capi.c
+++ b/drivers/isdn/gigaset/capi.c
@ -1900,6 +1900,7 @@ static void do_disconnect_req(struct gigaset_capi_ctr *iif,
 		if (b3skb == NULL) {
 			dev_err(cs->dev, "%s: out of memory\n", __func__);
 			send_conf(iif, ap, skb, CAPI_MSGOSRESOURCEERR);
+			kfree(b3cmsg);
 			return;
 		}
 		capi_cmsg2message(b3cmsg,
--- a/drivers/net/atlx/atl1.c
+++ b/drivers/net/atlx/atl1.c
@ -3504,6 +3504,8 @@ static int atl1_set_ringparam(struct net_device *netdev,
 	struct atl1_rfd_ring rfd_old, rfd_new;
 	struct atl1_rrd_ring rrd_old, rrd_new;
 	struct atl1_ring_header rhdr_old, rhdr_new;
+	struct atl1_smb smb;
+	struct atl1_cmb cmb;
 	int err;

 	tpd_old = adapter->tpd_ring;
@ -3544,11 +3546,19 @@ static int atl1_set_ringparam(struct net_device *netdev,
 		adapter->rrd_ring = rrd_old;
 		adapter->tpd_ring = tpd_old;
 		adapter->ring_header = rhdr_old;
+		/*
+		 * Save SMB and CMB, since atl1_free_ring_resources
+		 * will clear them.
+		 */
+		smb = adapter->smb;
+		cmb = adapter->cmb;
 		atl1_free_ring_resources(adapter);
 		adapter->rfd_ring = rfd_new;
 		adapter->rrd_ring = rrd_new;
 		adapter->tpd_ring = tpd_new;
 		adapter->ring_header = rhdr_new;
+		adapter->smb = smb;
+		adapter->cmb = cmb;

 		err = atl1_up(adapter);
 		if (err)
--- a/drivers/net/cnic.c
+++ b/drivers/net/cnic.c
@ -940,7 +940,7 @@ static int cnic_alloc_uio_rings(struct cnic_dev *dev, int pages)
 					   &udev->l2_ring_map,
 					   GFP_KERNEL | __GFP_COMP);
 	if (!udev->l2_ring)
-		return -ENOMEM;
+		goto err_udev;

 	udev->l2_buf_size = (cp->l2_rx_ring_size + 1) * cp->l2_single_buf_size;
 	udev->l2_buf_size = PAGE_ALIGN(udev->l2_buf_size);
@ -948,7 +948,7 @@ static int cnic_alloc_uio_rings(struct cnic_dev *dev, int pages)
 					  &udev->l2_buf_map,
 					  GFP_KERNEL | __GFP_COMP);
 	if (!udev->l2_buf)
-		return -ENOMEM;
+		goto err_dma;

 	write_lock(&cnic_dev_lock);
 	list_add(&udev->list, &cnic_udev_list);
@ -959,6 +959,12 @@ static int cnic_alloc_uio_rings(struct cnic_dev *dev, int pages)
 	cp->udev = udev;

 	return 0;
+ err_dma:
+	dma_free_coherent(&udev->pdev->dev, udev->l2_ring_size,
+			  udev->l2_ring, udev->l2_ring_map);
+ err_udev:
+	kfree(udev);
+	return -ENOMEM;
 }

 static int cnic_init_uio(struct cnic_dev *dev)
--- a/drivers/net/ehea/ehea_ethtool.c
+++ b/drivers/net/ehea/ehea_ethtool.c
@ -263,6 +263,13 @@ static void ehea_get_ethtool_stats(struct net_device *dev,

 static int ehea_set_flags(struct net_device *dev, u32 data)
 {
+	/* Avoid changing the VLAN flags */
+	if ((data & (ETH_FLAG_RXVLAN | ETH_FLAG_TXVLAN)) !=
+	    (ethtool_op_get_flags(dev) & (ETH_FLAG_RXVLAN |
+					  ETH_FLAG_TXVLAN))){
+		return -EINVAL;
+	}
+
 	return ethtool_op_set_flags(dev, data, ETH_FLAG_LRO
 					| ETH_FLAG_TXVLAN
 					| ETH_FLAG_RXVLAN);
--- a/drivers/net/ppp_generic.c
+++ b/drivers/net/ppp_generic.c
@ -1285,6 +1285,11 @@ ppp_push(struct ppp *ppp)
 }

 #ifdef CONFIG_PPP_MULTILINK
+static bool mp_protocol_compress __read_mostly = true;
+module_param(mp_protocol_compress, bool, S_IRUGO | S_IWUSR);
+MODULE_PARM_DESC(mp_protocol_compress,
+		 "compress protocol id in multilink fragments");
+
 /*
 * Divide a packet to be transmitted into fragments and
 * send them out the individual links.
@ -1347,10 +1352,10 @@ static int ppp_mp_explode(struct ppp *ppp, struct sk_buff *skb)
 	if (nfree == 0 || nfree < navail / 2)
 		return 0; /* can't take now, leave it in xmit_pending */

-	/* Do protocol field compression (XXX this should be optional) */
+	/* Do protocol field compression */
 	p = skb->data;
 	len = skb->len;
-	if (*p == 0) {
+	if (*p == 0 && mp_protocol_compress) {
 		++p;
 		--len;
 	}
--- a/drivers/net/skfp/skfddi.c
+++ b/drivers/net/skfp/skfddi.c
@ -412,7 +412,7 @@ static  int skfp_driver_init(struct net_device *dev)
 		bp->SharedMemAddr = pci_alloc_consistent(&bp->pdev,
 							 bp->SharedMemSize,
 							 &bp->SharedMemDMA);
-		if (!bp->SharedMemSize) {
+		if (!bp->SharedMemAddr) {
 			printk("could not allocate mem for ");
 			printk("hardware module: %ld byte\n",
 			       bp->SharedMemSize);
--- a/drivers/net/starfire.c
+++ b/drivers/net/starfire.c
@ -148,7 +148,7 @@ static int full_duplex[MAX_UNITS] = {0, };
 * This SUCKS.
 * We need a much better method to determine if dma_addr_t is 64-bit.
 */
-#if (defined(__i386__) && defined(CONFIG_HIGHMEM64G)) || defined(__x86_64__) || defined (__ia64__) || defined(__alpha__) || defined(__mips64__) || (defined(__mips__) && defined(CONFIG_HIGHMEM) && defined(CONFIG_64BIT_PHYS_ADDR)) || (defined(__powerpc64__) || defined(CONFIG_PHYS_64BIT))
+#if (defined(__i386__) && defined(CONFIG_HIGHMEM64G)) || defined(__x86_64__) || defined (__ia64__) || defined(__alpha__) || (defined(CONFIG_MIPS) && ((defined(CONFIG_HIGHMEM) && defined(CONFIG_64BIT_PHYS_ADDR)) || defined(CONFIG_64BIT))) || (defined(__powerpc64__) || defined(CONFIG_PHYS_64BIT))
 /* 64-bit dma_addr_t */
 #define ADDR_64BITS	/* This chip uses 64 bit addresses. */
 #define netdrv_addr_t __le64
--- a/drivers/net/tg3.c
+++ b/drivers/net/tg3.c
@ -12658,7 +12658,7 @@ static void __devinit tg3_read_vpd(struct tg3 *tp)
 			cnt = pci_read_vpd(tp->pdev, pos,
 					   TG3_NVM_VPD_LEN - pos,
 					   &vpd_data[pos]);
-			if (cnt == -ETIMEDOUT || -EINTR)
+			if (cnt == -ETIMEDOUT || cnt == -EINTR)
 				cnt = 0;
 			else if (cnt < 0)
 				goto out_not_found;
--- a/drivers/usb/atm/ueagle-atm.c
+++ b/drivers/usb/atm/ueagle-atm.c
@ -2206,8 +2206,11 @@ static int uea_boot(struct uea_softc *sc)
 		goto err1;
 	}

-	sc->kthread = kthread_run(uea_kthread, sc, "ueagle-atm");
-	if (sc->kthread == ERR_PTR(-ENOMEM)) {
+	/* Create worker thread, but don't start it here.  Start it after
+	 * all usbatm generic initialization is done.
+	 */
+	sc->kthread = kthread_create(uea_kthread, sc, "ueagle-atm");
+	if (IS_ERR(sc->kthread)) {
 		uea_err(INS_TO_USBDEV(sc), "failed to create thread\n");
 		goto err2;
 	}
@ -2624,6 +2627,7 @@ static struct usbatm_driver uea_usbatm_driver = {
 static int uea_probe(struct usb_interface *intf, const struct usb_device_id *id)
 {
 	struct usb_device *usb = interface_to_usbdev(intf);
+	int ret;

 	uea_enters(usb);
 	uea_info(usb, "ADSL device founded vid (%#X) pid (%#X) Rev (%#X): %s\n",
@ -2637,7 +2641,19 @@ static int uea_probe(struct usb_interface *intf, const struct usb_device_id *id)
 	if (UEA_IS_PREFIRM(id))
 		return uea_load_firmware(usb, UEA_CHIP_VERSION(id));

-	return usbatm_usb_probe(intf, id, &uea_usbatm_driver);
+	ret = usbatm_usb_probe(intf, id, &uea_usbatm_driver);
+	if (ret == 0) {
+		struct usbatm_data *usbatm = usb_get_intfdata(intf);
+		struct uea_softc *sc = usbatm->driver_data;
+
+		/* Ensure carrier is initialized to off as early as possible */
+		UPDATE_ATM_SIGNAL(ATM_PHY_SIG_LOST);
+
+		/* Only start the worker thread when all init is done */
+		wake_up_process(sc->kthread);
+	}
+
+	return ret;
 }

 static void uea_disconnect(struct usb_interface *intf)
--- a/net/bridge/br_multicast.c
+++ b/net/bridge/br_multicast.c
@ -1430,7 +1430,7 @@ static int br_multicast_ipv6_rcv(struct net_bridge *br,
 				 struct net_bridge_port *port,
 				 struct sk_buff *skb)
 {
-	struct sk_buff *skb2 = skb;
+	struct sk_buff *skb2;
 	struct ipv6hdr *ip6h;
 	struct icmp6hdr *icmp6h;
 	u8 nexthdr;
@ -1469,15 +1469,15 @@ static int br_multicast_ipv6_rcv(struct net_bridge *br,
 	if (!skb2)
 		return -ENOMEM;

+	err = -EINVAL;
+	if (!pskb_may_pull(skb2, offset + sizeof(struct icmp6hdr)))
+		goto out;
+
 	len -= offset - skb_network_offset(skb2);

 	__skb_pull(skb2, offset);
 	skb_reset_transport_header(skb2);

-	err = -EINVAL;
-	if (!pskb_may_pull(skb2, sizeof(*icmp6h)))
-		goto out;
-
 	icmp6h = icmp6_hdr(skb2);

 	switch (icmp6h->icmp6_type) {
@ -1516,7 +1516,12 @@ static int br_multicast_ipv6_rcv(struct net_bridge *br,
 	switch (icmp6h->icmp6_type) {
 	case ICMPV6_MGM_REPORT:
 	    {
-		struct mld_msg *mld = (struct mld_msg *)icmp6h;
+		struct mld_msg *mld;
+		if (!pskb_may_pull(skb2, sizeof(*mld))) {
+			err = -EINVAL;
+			goto out;
+		}
+		mld = (struct mld_msg *)skb_transport_header(skb2);
 		BR_INPUT_SKB_CB(skb2)->mrouters_only = 1;
 		err = br_ip6_multicast_add_group(br, port, &mld->mld_mca);
 		break;
@ -1529,14 +1534,17 @@ static int br_multicast_ipv6_rcv(struct net_bridge *br,
 		break;
 	case ICMPV6_MGM_REDUCTION:
 	    {
-		struct mld_msg *mld = (struct mld_msg *)icmp6h;
+		struct mld_msg *mld;
+		if (!pskb_may_pull(skb2, sizeof(*mld))) {
+			err = -EINVAL;
+			goto out;
+		}
+		mld = (struct mld_msg *)skb_transport_header(skb2);
 		br_ip6_multicast_leave_group(br, port, &mld->mld_mca);
 	    }
 	}

 out:
-	__skb_push(skb2, offset);
-	if (skb2 != skb)
 	kfree_skb(skb2);
 	return err;
 }
--- a/net/bridge/br_stp_bpdu.c
+++ b/net/bridge/br_stp_bpdu.c
@ -50,6 +50,8 @@ static void br_send_bpdu(struct net_bridge_port *p,

 	llc_mac_hdr_init(skb, p->dev->dev_addr, p->br->group_addr);

+	skb_reset_mac_header(skb);
+
 	NF_HOOK(NFPROTO_BRIDGE, NF_BR_LOCAL_OUT, skb, NULL, skb->dev,
 		dev_queue_xmit);
 }
--- a/net/can/bcm.c
+++ b/net/can/bcm.c
@ -125,7 +125,7 @@ struct bcm_sock {
 	struct list_head tx_ops;
 	unsigned long dropped_usr_msgs;
 	struct proc_dir_entry *bcm_proc_read;
-	char procname [20]; /* pointer printed in ASCII with \0 */
+	char procname [32]; /* inode number in decimal with \0 */
 };

 static inline struct bcm_sock *bcm_sk(const struct sock *sk)
@ -1521,7 +1521,7 @@ static int bcm_connect(struct socket *sock, struct sockaddr *uaddr, int len,

 	if (proc_dir) {
 		/* unique socket address as filename */
-		sprintf(bo->procname, "%p", sock);
+		sprintf(bo->procname, "%lu", sock_i_ino(sk));
 		bo->bcm_proc_read = proc_create_data(bo->procname, 0644,
 						     proc_dir,
 						     &bcm_proc_fops, sk);
--- a/net/ipv4/route.c
+++ b/net/ipv4/route.c
@ -2649,8 +2649,12 @@ static int ip_route_output_slow(struct net *net, struct rtable **rp,
 	}

 	if (res.type == RTN_LOCAL) {
-		if (!fl.fl4_src)
+		if (!fl.fl4_src) {
+			if (res.fi->fib_prefsrc)
+				fl.fl4_src = res.fi->fib_prefsrc;
+			else
 				fl.fl4_src = fl.fl4_dst;
+		}
 		dev_out = net->loopback_dev;
 		fl.oif = dev_out->ifindex;
 		res.fi = NULL;