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bgpd: Fix memory use after free

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We were immediately using memory after it was freed.  Fix.

Signed-off-by: Donald Sharp <sharpd@cumulusnetworks.com>
This commit is contained in:
Donald Sharp 2018-05-30 17:55:04 -04:00
parent 3292693b2f
commit 122eebd85a
1 changed files with 1 additions and 1 deletions
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2
bgpd/bgp_route.c
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@ -207,9 +207,9 @@ static void bgp_info_free(struct bgp_info *binfo)
{ {
/* unlink reference to parent, if any. */ /* unlink reference to parent, if any. */
if (binfo->extra && binfo->extra->parent) { if (binfo->extra && binfo->extra->parent) {
bgp_info_unlock((struct bgp_info *)binfo->extra->parent);
bgp_unlock_node((struct bgp_node *)((struct bgp_info *)binfo bgp_unlock_node((struct bgp_node *)((struct bgp_info *)binfo
->extra->parent)->net); ->extra->parent)->net);
bgp_info_unlock((struct bgp_info *)binfo->extra->parent);
binfo->extra->parent = NULL; binfo->extra->parent = NULL;
} }