--- a/module/netatop.c
+++ b/module/netatop.c
@@ -1617,7 +1617,7 @@ getsockopt(struct sock *sk, int cmd, void __user *user, int *len)
 
  	   case NETATOP_GETCNT_TGID:
 		tasktype = 'g';		
-		// fall through
+		fallthrough;
  	   case NETATOP_GETCNT_PID:
 		if (*len < sizeof(pid_t))
 			return -EINVAL;