diff --git a/net/core/sock.c b/net/core/sock.c
index 252d21a1bb04..091032a250c7 100644
--- a/net/core/sock.c
+++ b/net/core/sock.c
@@ -210,7 +210,8 @@ static int sock_set_timeout(long *timeo_p, char __user *optval, int optlen)
 		return -EDOM;
 
 	if (tv.tv_sec < 0) {
-		static int warned = 0;
+		static int warned __read_mostly;
+
 		*timeo_p = 0;
 		if (warned < 10 && net_ratelimit())
 			warned++;