ipmr: missing dev_put() on error path in vif_add()

[net-next-2.6.git] / net / ipv4 / ipmr.c

diff --git a/net/ipv4/ipmr.c b/net/ipv4/ipmr.c
index 630a56df7b47ee80c9c77dcbb62048dc73ed9fc5..99508d66a64227fd532718486fa9eed924963e26 100644 (file)
--- a/net/ipv4/ipmr.c
+++ b/net/ipv4/ipmr.c
@@ -483,8 +483,10 @@ static int vif_add(struct net *net, struct vifctl *vifc, int mrtsock)
                return -EINVAL;
        }
 
-       if ((in_dev = __in_dev_get_rtnl(dev)) == NULL)
+       if ((in_dev = __in_dev_get_rtnl(dev)) == NULL) {
+               dev_put(dev);
                return -EADDRNOTAVAIL;
+       }
        IPV4_DEVCONF(in_dev->cnf, MC_FORWARDING)++;
        ip_rt_multicast_event(in_dev);