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In stroke counters, check if we have an IKE_SA before getting the name from it

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Fixes a segfault when receiving an invalid IKE SPI, where we don't have an
IKE_SA for the raised alert.
This commit is contained in:
Martin Willi
2013-03-19 11:20:35 +01:00
parent a0f1c4cf29
commit 41131528a9
1 changed files with 6 additions and 3 deletions
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src/libcharon/plugins/stroke/stroke_counter.c
+6 -3
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@@ -113,10 +113,13 @@ static char *get_ike_sa_name(ike_sa_t *ike_sa)
{ {
peer_cfg_t *peer_cfg; peer_cfg_t *peer_cfg;
peer_cfg = ike_sa->get_peer_cfg(ike_sa); if (ike_sa)
if (peer_cfg)
{ {
return peer_cfg->get_name(peer_cfg); peer_cfg = ike_sa->get_peer_cfg(ike_sa);
if (peer_cfg)
{
return peer_cfg->get_name(peer_cfg);
}
} }
return NULL; return NULL;
} }