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authorDavid S. Miller2015-06-24 11:58:51 +0200
committerDavid S. Miller2015-06-24 11:58:51 +0200
commit3a07bd6fead4f00f67b1bf5f551e686661c4f52c (patch)
treef8b8f257d928a9ae1aeb3fdbe748f03f1012f02e /drivers/net/xen-netback
parentnet: inet_diag: export IPV6_V6ONLY sockopt (diff)
parentstmmac: troubleshoot unexpected bits in des0 & des1 (diff)
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Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Conflicts: drivers/net/ethernet/mellanox/mlx4/main.c net/packet/af_packet.c Both conflicts were cases of simple overlapping changes. Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/xen-netback')
-rw-r--r--drivers/net/xen-netback/xenbus.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/net/xen-netback/xenbus.c b/drivers/net/xen-netback/xenbus.c
index 968787abf78d..ec383b0f5443 100644
--- a/drivers/net/xen-netback/xenbus.c
+++ b/drivers/net/xen-netback/xenbus.c
@@ -681,6 +681,9 @@ static int xen_register_watchers(struct xenbus_device *dev, struct xenvif *vif)
char *node;
unsigned maxlen = strlen(dev->nodename) + sizeof("/rate");
+ if (vif->credit_watch.node)
+ return -EADDRINUSE;
+
node = kmalloc(maxlen, GFP_KERNEL);
if (!node)
return -ENOMEM;
@@ -770,6 +773,7 @@ static void connect(struct backend_info *be)
}
xen_net_read_rate(dev, &credit_bytes, &credit_usec);
+ xen_unregister_watchers(be->vif);
xen_register_watchers(dev, be->vif);
read_xenbus_vif_flags(be);