netfilter: nf_nat: use PTR_RET

Use PTR_RET rather than if(IS_ERR(...)) + PTR_ERR

Generated by: coccinelle/api/ptr_ret.cocci

Reported-by: Fengguang Wu <fengguang.wu@intel.com>
Signed-off-by: Fengguang Wu <fengguang.wu@intel.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>

1 files changed, 1 insertions, 3 deletions

diff --git a/net/ipv4/netfilter/iptable_nat.c b/net/ipv4/netfilter/iptable_nat.c
index 9e0ffaf1d942..8d65b74b7bb9 100644
--- a/net/ipv4/netfilter/iptable_nat.c
+++ b/net/ipv4/netfilter/iptable_nat.c
@@ -274,9 +274,7 @@ static int __net_init iptable_nat_net_init(struct net *net)
                 return -ENOMEM;
         net->ipv4.nat_table = ipt_register_table(net, &nf_nat_ipv4_table, repl);
         kfree(repl);
-        if (IS_ERR(net->ipv4.nat_table))
-                return PTR_ERR(net->ipv4.nat_table);
-        return 0;
+        return PTR_RET(net->ipv4.nat_table);
 }
 
 static void __net_exit iptable_nat_net_exit(struct net *net)