net: change proto destroy method to return void

Change struct proto destroy function pointer to return void.  Noticed
by Al Viro.

Signed-off-by: Brian Haley <brian.haley@hp.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

4 files changed, 4 insertions, 8 deletions

diff --git a/net/ipv4/raw.c b/net/ipv4/raw.c
index 1d0c97c8712d..36035a0c6dc2 100644
--- a/net/ipv4/raw.c
+++ b/net/ipv4/raw.c
@@ -606,12 +606,11 @@ static void raw_close(struct sock *sk, long timeout)
         sk_common_release(sk);
 }
 
-static int raw_destroy(struct sock *sk)
+static void raw_destroy(struct sock *sk)
 {
         lock_sock(sk);
         ip_flush_pending_frames(sk);
         release_sock(sk);
-        return 0;
 }
 
 /* This gets rid of all the nasties in af_inet. -DaveM */
diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c
index b219a7a7cd08..64b385f65930 100644
--- a/net/ipv4/tcp_ipv4.c
+++ b/net/ipv4/tcp_ipv4.c
@@ -1775,7 +1775,7 @@ static int tcp_v4_init_sock(struct sock *sk)
         return 0;
 }
 
-int tcp_v4_destroy_sock(struct sock *sk)
+void tcp_v4_destroy_sock(struct sock *sk)
 {
         struct tcp_sock *tp = tcp_sk(sk);
 
@@ -1819,8 +1819,6 @@ int tcp_v4_destroy_sock(struct sock *sk)
         }
 
         atomic_dec(&tcp_sockets_allocated);
-
-        return 0;
 }
 
 EXPORT_SYMBOL(tcp_v4_destroy_sock);
diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c
index 355e6d62d483..eba790dcd16b 100644
--- a/net/ipv4/udp.c
+++ b/net/ipv4/udp.c
@@ -1253,12 +1253,11 @@ int udp_rcv(struct sk_buff *skb)
         return __udp4_lib_rcv(skb, udp_hash, IPPROTO_UDP);
 }
 
-int udp_destroy_sock(struct sock *sk)
+void udp_destroy_sock(struct sock *sk)
 {
         lock_sock(sk);
         udp_flush_pending_frames(sk);
         release_sock(sk);
-        return 0;
 }
 
 /*
diff --git a/net/ipv4/udp_impl.h b/net/ipv4/udp_impl.h
index 7288bf7977fb..2e9bad2fa1bc 100644
--- a/net/ipv4/udp_impl.h
+++ b/net/ipv4/udp_impl.h
@@ -26,7 +26,7 @@ extern int	udp_recvmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg,
 extern int      udp_sendpage(struct sock *sk, struct page *page, int offset,
                              size_t size, int flags);
 extern int      udp_queue_rcv_skb(struct sock * sk, struct sk_buff *skb);
-extern int      udp_destroy_sock(struct sock *sk);
+extern void     udp_destroy_sock(struct sock *sk);
 
 #ifdef CONFIG_PROC_FS
 extern int      udp4_seq_show(struct seq_file *seq, void *v);