tcpv6: fix error with CONFIG_TCP_MD5SIG disabled

This patch fix error with CONFIG_TCP_MD5SIG disabled.

Signed-off-by: Guo-Fu Tseng <cooldavid@cooldavid.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 1 insertions, 5 deletions

diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c
index 13c65144a00a..e5310c9b84dc 100644
--- a/net/ipv6/tcp_ipv6.c
+++ b/net/ipv6/tcp_ipv6.c
@@ -1036,9 +1036,7 @@ static void tcp_v6_send_reset(struct sock *sk, struct sk_buff *skb)
 {
         struct tcphdr *th = tcp_hdr(skb);
         u32 seq = 0, ack_seq = 0;
-#ifdef CONFIG_TCP_MD5SIG
-        struct tcp_md5sig_key *key;
-#endif
+        struct tcp_md5sig_key *key = NULL;
 
         if (th->rst)
                 return;
@@ -1049,8 +1047,6 @@ static void tcp_v6_send_reset(struct sock *sk, struct sk_buff *skb)
 #ifdef CONFIG_TCP_MD5SIG
         if (sk)
                 key = tcp_v6_md5_do_lookup(sk, &ipv6_hdr(skb)->daddr);
-        else
-                key = NULL;
 #endif
 
         if (th->ack)