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if_wg: do not crash if deiniting before vnet is up 

Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
This commit is contained in:
Jason A. Donenfeld 2021-06-06 15:23:22 +02:00
parent 0955fa72f5
commit 7855bfe930
2 changed files with 5 additions and 2 deletions
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5
src/if_wg.c
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@ -3037,7 +3037,10 @@ wg_module_deinit(void)
VNET_ITERATOR_DECL(vnet_iter);
VNET_LIST_RLOCK();
VNET_FOREACH(vnet_iter) {
if_clone_detach(VNET_VNET(vnet_iter, wg_cloner));
struct if_clone *clone = VNET_VNET(vnet_iter, wg_cloner);
if (!clone)
continue;
if_clone_detach(clone);
VNET_VNET(vnet_iter, wg_cloner) = NULL;
}
VNET_LIST_RUNLOCK();

2
src/wg_cookie.c
View File

@ -94,11 +94,11 @@ cookie_init(void)
void
cookie_deinit(void)
{
uma_zdestroy(ratelimit_zone);
ratelimit_deinit(&ratelimit_v4);
#ifdef INET6
ratelimit_deinit(&ratelimit_v6);
#endif
uma_zdestroy(ratelimit_zone);
}
void