[IPV4] inetpeer: Get rid of volatile from peer_total

The variable peer_total is protected by a lock.  The volatile marker
makes no sense.  This shaves off 20 bytes on i386.

Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/ipv4/inetpeer.c b/net/ipv4/inetpeer.c
index 2160874..03ff62e 100644
--- a/net/ipv4/inetpeer.c
+++ b/net/ipv4/inetpeer.c
@@ -86,7 +86,7 @@
 static DEFINE_RWLOCK(peer_pool_lock);
 #define PEER_MAXDEPTH 40 /* sufficient for about 2^27 nodes */
 
-static volatile int peer_total;
+static int peer_total;
 /* Exported for sysctl_net_ipv4.  */
 int inet_peer_threshold = 65536 + 128;	/* start to throw entries more
 					 * aggressively at this stage */