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authorpaul <paul>2006-05-12 22:50:40 +0000
committerpaul <paul>2006-05-12 22:50:40 +0000
commit74203ebe3582d6d06cb18792d747784349f7a825 (patch)
tree8678867b104434791e7e50dac64ea4c15fb2a170 /ospfd/ospf_route.c
parenteb37d127bcc58246fdd0fb89800439b2a7a06678 (diff)
downloadquagga-74203ebe3582d6d06cb18792d747784349f7a825.tar.bz2
quagga-74203ebe3582d6d06cb18792d747784349f7a825.tar.xz
[ospfd] CID #49, fix dereference before NULL check
2006-05-11 Paul Jakma <paul.jakma@sun.com> * ospf_route.c: (ospf_route_delete_same_ext) Fix deref before NULL check by moving into check-protected block, fix CID #49.
Diffstat (limited to 'ospfd/ospf_route.c')
-rw-r--r--ospfd/ospf_route.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/ospfd/ospf_route.c b/ospfd/ospf_route.c
index 646b625f..e0f2565f 100644
--- a/ospfd/ospf_route.c
+++ b/ospfd/ospf_route.c
@@ -195,9 +195,9 @@ ospf_route_delete_same_ext(struct route_table *external_routes,
struct prefix_ipv4 *p = (struct prefix_ipv4 *)(&rn->p);
if ( (ext_rn = route_node_lookup (external_routes, (struct prefix *)p)) )
{
- ospf_zebra_delete (p, ext_rn->info);
if (ext_rn->info)
{
+ ospf_zebra_delete (p, ext_rn->info);
ospf_route_free( ext_rn->info);
ext_rn->info = NULL;
}