net: socket: use pr_info_once to tip the obsolete usage of PF_PACKET
There is no need to use the static variable here, pr_info_once is more
concise.
Signed-off-by: Liping Zhang <liping.zhang@spreadtrum.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/socket.c b/net/socket.c
index 886649c..c5ddc52 100644
--- a/net/socket.c
+++ b/net/socket.c
@@ -1107,12 +1107,8 @@
deadlock in module load.
*/
if (family == PF_INET && type == SOCK_PACKET) {
- static int warned;
- if (!warned) {
- warned = 1;
- pr_info("%s uses obsolete (PF_INET,SOCK_PACKET)\n",
- current->comm);
- }
+ pr_info_once("%s uses obsolete (PF_INET,SOCK_PACKET)\n",
+ current->comm);
family = PF_PACKET;
}