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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>
This commit is contained in:
liping.zhang 2016-03-11 23:08:36 +08:00 committed by David S. Miller
parent 98267311fe
commit f3c986908c
1 changed files with 2 additions and 6 deletions
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8
net/socket.c
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@ -1107,12 +1107,8 @@ int __sock_create(struct net *net, int family, int type, int protocol,
deadlock in module load. deadlock in module load.
*/ */
if (family == PF_INET && type == SOCK_PACKET) { if (family == PF_INET && type == SOCK_PACKET) {
static int warned; pr_info_once("%s uses obsolete (PF_INET,SOCK_PACKET)\n",
if (!warned) { current->comm);
warned = 1;
pr_info("%s uses obsolete (PF_INET,SOCK_PACKET)\n",
current->comm);
}
family = PF_PACKET; family = PF_PACKET;
} }