From: Christian Franke <chris@opensourcerouting.org>
Date: Fri, 7 Dec 2012 14:26:09 +0000 (+0000)
Subject: bgpd: fix a memleak on "set community none"
X-Git-Tag: frr-2.0-rc1~1714
X-Git-Url: https://git.puffer.fish/?a=commitdiff_plain;h=b06b35f0754747f9f178be155a2903b360aa2b6c;p=mirror%2Ffrr.git

bgpd: fix a memleak on "set community none"

Signed-off-by: Christian Franke <chris@opensourcerouting.org>
Signed-off-by: David Lamparter <equinox@opensourcerouting.org>
---

diff --git a/bgpd/bgp_routemap.c b/bgpd/bgp_routemap.c
index f220400329..40f2076534 100644
--- a/bgpd/bgp_routemap.c
+++ b/bgpd/bgp_routemap.c
@@ -1347,6 +1347,9 @@ route_set_community (void *rule, struct prefix *prefix,
 	{
 	  attr->flag &= ~(ATTR_FLAG_BIT (BGP_ATTR_COMMUNITIES));
 	  attr->community = NULL;
+	  /* See the longer comment down below. */
+	  if (old && old->refcnt == 0)
+	    community_free(old);
 	  return RMAP_OKAY;
 	}