ipvs: Use IS_ERR_OR_NULL(svc) instead of IS_ERR(svc) || svc == NULL

This minor refactoring does not change the logic of function
ip_vs_genl_dump_dests.

Signed-off-by: Gao Feng <fgao@ikuai8.com>
Acked-by: Julian Anastasov <ja@ssi.bg>
Signed-off-by: Simon Horman <horms@verge.net.au>

diff --git a/net/netfilter/ipvs/ip_vs_ctl.c b/net/netfilter/ipvs/ip_vs_ctl.c
index 6b85ded4f91d44abf0917cb74f259015fd8394c1..217e0105b5e0312af5664ee78e71e4128d86e8ef 100644 (file)
--- a/net/netfilter/ipvs/ip_vs_ctl.c
+++ b/net/netfilter/ipvs/ip_vs_ctl.c
@@ -3260,7 +3260,7 @@ static int ip_vs_genl_dump_dests(struct sk_buff *skb,
 
 
        svc = ip_vs_genl_find_service(ipvs, attrs[IPVS_CMD_ATTR_SERVICE]);
-       if (IS_ERR(svc) || svc == NULL)
+       if (IS_ERR_OR_NULL(svc))
                goto out_err;
 
        /* Dump the destinations */