From: Xiao Liang <shaw.leon@gmail.com>
Date: Sat, 2 Apr 2022 09:00:26 +0000 (+0800)
Subject: bgpd: Fix memory leak in subgroup_announce_check
X-Git-Url: https://git.puffer.fish/?a=commitdiff_plain;h=refs%2Fpull%2F10992%2Fhead;p=mirror%2Ffrr.git

bgpd: Fix memory leak in subgroup_announce_check

Flush dummy attr to release objects allocated by route-map.

Signed-off-by: Xiao Liang <shaw.leon@gmail.com>
(cherry picked from commit 7e7639f548cb3e3bfad8ee15ce6186a4ebe80488)
---

diff --git a/bgpd/bgp_route.c b/bgpd/bgp_route.c
index bd8170c2ba..56d5847db9 100644
--- a/bgpd/bgp_route.c
+++ b/bgpd/bgp_route.c
@@ -2203,6 +2203,7 @@ bool subgroup_announce_check(struct bgp_dest *dest, struct bgp_path_info *pi,
 			ret = route_map_apply(ROUTE_MAP_OUT(filter), p,
 					      &rmap_path);
 
+		bgp_attr_flush(&dummy_attr);
 		peer->rmap_type = 0;
 
 		if (ret == RMAP_DENYMATCH) {
@@ -2212,7 +2213,6 @@ bool subgroup_announce_check(struct bgp_dest *dest, struct bgp_path_info *pi,
 					peer->host, p,
 					ROUTE_MAP_OUT_NAME(filter));
 
-			bgp_attr_flush(&dummy_attr);
 			return false;
 		}
 	}