4.4-stable review patch. If anyone has any objections, please let me know.
------------------
From: Insu Yun <wuninsu@xxxxxxxxx>
[ Upstream commit b53ce3e7d407aa4196877a48b8601181162ab158 ]
tipc_bcast_unlock need to be unlocked in error path.
Signed-off-by: Insu Yun <wuninsu@xxxxxxxxx>
Signed-off-by: David S. Miller <davem@xxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
net/tipc/bcast.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
--- a/net/tipc/bcast.c
+++ b/net/tipc/bcast.c
@@ -399,8 +399,10 @@ int tipc_nl_add_bc_link(struct net *net,
hdr = genlmsg_put(msg->skb, msg->portid, msg->seq, &tipc_genl_family,
NLM_F_MULTI, TIPC_NL_LINK_GET);
- if (!hdr)
+ if (!hdr) {
+ tipc_bcast_unlock(net);
return -EMSGSIZE;
+ }
attrs = nla_nest_start(msg->skb, TIPC_NLA_LINK);
if (!attrs)
--
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