[IPV6]: Sparse: Reuse previous delaration where appropriate.

| net/ipv6/ipv6_sockglue.c:162:16: warning: symbol 'net' shadows an earlier one
| net/ipv6/ipv6_sockglue.c:111:13: originally declared here
| net/ipv6/ipv6_sockglue.c:175:16: warning: symbol 'net' shadows an earlier one
| net/ipv6/ipv6_sockglue.c:111:13: originally declared here
| net/ipv6/ip6mr.c:1241:10: warning: symbol 'ret' shadows an earlier one
| net/ipv6/ip6mr.c:1163:6: originally declared here

Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>

2 files changed, 1 insertions, 4 deletions

diff --git a/net/ipv6/ip6mr.c b/net/ipv6/ip6mr.c
index da673ef75e12..433042114148 100644
--- a/net/ipv6/ip6mr.c
+++ b/net/ipv6/ip6mr.c
@@ -1238,7 +1238,7 @@ int ip6_mroute_setsockopt(struct sock *sk, int optname, char __user *optval, int
 #ifdef CONFIG_IPV6_PIMSM_V2
         case MRT6_PIM:
         {
-                int v, ret;
+                int v;
                 if (get_user(v, (int __user *)optval))
                         return -EFAULT;
                 v = !!v;
diff --git a/net/ipv6/ipv6_sockglue.c b/net/ipv6/ipv6_sockglue.c
index 99624109c010..bf9695375219 100644
--- a/net/ipv6/ipv6_sockglue.c
+++ b/net/ipv6/ipv6_sockglue.c
@@ -159,8 +159,6 @@ static int do_ipv6_setsockopt(struct sock *sk, int level, int optname,
 
                         if (sk->sk_protocol == IPPROTO_TCP) {
                                 struct inet_connection_sock *icsk = inet_csk(sk);
-                                struct net *net = sock_net(sk);
-
                                 local_bh_disable();
                                 sock_prot_inuse_add(net, sk->sk_prot, -1);
                                 sock_prot_inuse_add(net, &tcp_prot, 1);
@@ -172,7 +170,6 @@ static int do_ipv6_setsockopt(struct sock *sk, int level, int optname,
                                 tcp_sync_mss(sk, icsk->icsk_pmtu_cookie);
                         } else {
                                 struct proto *prot = &udp_prot;
-                                struct net *net = sock_net(sk);
 
                                 if (sk->sk_protocol == IPPROTO_UDPLITE)
                                         prot = &udplite_prot;