[IPV4] TCPMD5: Omit redundant NULL check for kfree() argument.

Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c
index e566f3c..ff36096 100644 (file)
--- a/net/ipv4/tcp_ipv4.c
+++ b/net/ipv4/tcp_ipv4.c
@@ -900,8 +900,7 @@ int tcp_v4_md5_do_add(struct sock *sk, __be32 addr,
                                       sizeof(*keys) * md5sig->entries4);
 
                        /* Free old key list, and reference new one */
-                       if (md5sig->keys4)
-                               kfree(md5sig->keys4);
+                       kfree(md5sig->keys4);
                        md5sig->keys4 = keys;
                        md5sig->alloced4++;
                }