RE: [PATCH] tipc: unlock in error path

[Xue, Ying]

Acked-by: Ying Xue  <ying.xue@xxxxxxxxxxxxx>

-----Original Message-----
From: Insu Yun [mailto:wuninsu@xxxxxxxxx] 
Sent: 2016年2月18日 0:48
To: jon.maloy@xxxxxxxxxxxx; Xue, Ying; davem@xxxxxxxxxxxxx; netdev@xxxxxxxxxxxxxxx; tipc-discussion@xxxxxxxxxxxxxxxxxxxxx; linux-kernel@xxxxxxxxxxxxxxx
Cc: taesoo@xxxxxxxxxx; yeongjin.jang@xxxxxxxxxx; insu@xxxxxxxxxx; changwoo@xxxxxxxxxx; Insu Yun
Subject: [PATCH] tipc: unlock in error path

tipc_bcast_unlock need to be unlocked in error path.

Signed-off-by: Insu Yun <wuninsu@xxxxxxxxx>
---
 net/tipc/link.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/net/tipc/link.c b/net/tipc/link.c index 0c2944f..347cdc9 100644
--- a/net/tipc/link.c
+++ b/net/tipc/link.c
@@ -1973,8 +1973,10 @@ int tipc_nl_add_bc_link(struct net *net, struct tipc_nl_msg *msg)
 
 	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)
--
1.9.1