tipc: fix return value check in tipc_mcast_send_sync()

Fix the return value check which testing the wrong variable
in tipc_mcast_send_sync().

Fixes: c55c8edafa91 ("tipc: smooth change between replicast and broadcast")
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
Acked-by: Jon Maloy <jon.maloy@ericsson.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/net/tipc/bcast.c b/net/tipc/bcast.c
index 88edfb358ae7a05e06e6eb191587b329294c0818..76e14dc08bb9fc23dbb2358d4559b97966f35818 100644 (file)
--- a/net/tipc/bcast.c
+++ b/net/tipc/bcast.c
@@ -329,7 +329,7 @@ static int tipc_mcast_send_sync(struct net *net, struct sk_buff *skb,
 
        /* Allocate dummy message */
        _skb = tipc_buf_acquire(MCAST_H_SIZE, GFP_KERNEL);
-       if (!skb)
+       if (!_skb)
                return -ENOMEM;
 
        /* Preparing for 'synching' header */