audit: Remove redundant null check

Because kfree_skb already checked NULL skb parameter,
so the additional check is unnecessary, just remove it.

Signed-off-by: Xu Wang <vulab@iscas.ac.cn>
Signed-off-by: Paul Moore <paul@paul-moore.com>

diff --git a/kernel/audit.c b/kernel/audit.c
index 86f2b76..68cee3b 100644 (file)
--- a/kernel/audit.c
+++ b/kernel/audit.c
@@ -934,8 +934,7 @@ static void audit_free_reply(struct audit_reply *reply)
        if (!reply)
                return;
 
-       if (reply->skb)
-               kfree_skb(reply->skb);
+       kfree_skb(reply->skb);
        if (reply->net)
                put_net(reply->net);
        kfree(reply);