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ipv6: Fix BUG when disabled ipv6 module is unloaded 

Do not try to "uninitialize" ipv6 if its initialization had been skipped
because module parameter disable=1 had been specified.

Reported-by:  Thomas Backlund <tmb@mandriva.org>
Signed-off-by: John Dykstra <john.dykstra1@gmail.com>
Acked-by: Brian Haley <brian.haley@hp.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
John Dykstra 2009-03-11 09:22:51 -07:00 committed by David S. Miller
parent db434ac6bf
commit ff8cf9a938
1 changed files with 3 additions and 0 deletions
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3
net/ipv6/af_inet6.c
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@ -1192,6 +1192,9 @@ module_init(inet6_init);
static void __exit inet6_exit(void)
{
if (disable_ipv6)
return;
/* First of all disallow new sockets creation. */
sock_unregister(PF_INET6);
/* Disallow any further netlink messages */