[PATCH] net: bridge: mcast: Use ERR_CAST instead of ERR_PTR(PTR_ERR())

[Xu Wang]

Use ERR_CAST inlined function instead of ERR_PTR(PTR_ERR(...)).

net/bridge/br_multicast.c:1246:9-16: WARNING: ERR_CAST can be used with mp
Generated by: scripts/coccinelle/api/err_cast.cocci

Signed-off-by: Xu Wang <vulab@xxxxxxxxxxx>
---
 net/bridge/br_multicast.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/bridge/br_multicast.c b/net/bridge/br_multicast.c
index 257ac4e25f6d..dfbb4dd01fa9 100644
--- a/net/bridge/br_multicast.c
+++ b/net/bridge/br_multicast.c
@@ -1243,7 +1243,7 @@ __br_multicast_add_group(struct net_bridge *br,
 
 	mp = br_multicast_new_group(br, group);
 	if (IS_ERR(mp))
-		return ERR_PTR(PTR_ERR(mp));
+		return ERR_CAST(mp);
 
 	if (!port) {
 		br_multicast_host_join(mp, true);
-- 
2.17.1