From: Mark Stapp <mjs@voltanet.io>
Date: Wed, 7 Apr 2021 14:08:46 +0000 (-0400)
Subject: lib: Fix label-stack comparison for nexthops
X-Git-Url: https://git.puffer.fish/?a=commitdiff_plain;h=refs%2Fpull%2F8416%2Fhead;p=mirror%2Ffrr.git

lib: Fix label-stack comparison for nexthops

Use the correct number of octets in the comparison of
nexthops' label stacks.

Signed-off-by: Mark Stapp <mjs@voltanet.io>
---

diff --git a/lib/nexthop.c b/lib/nexthop.c
index facb83f6d5..3b6ad0e54c 100644
--- a/lib/nexthop.c
+++ b/lib/nexthop.c
@@ -62,7 +62,8 @@ static int _nexthop_labels_cmp(const struct nexthop *nh1,
 	if (nhl1->num_labels < nhl2->num_labels)
 		return -1;
 
-	return memcmp(nhl1->label, nhl2->label, nhl1->num_labels);
+	return memcmp(nhl1->label, nhl2->label,
+		      (nhl1->num_labels * sizeof(mpls_label_t)));
 }
 
 int nexthop_g_addr_cmp(enum nexthop_types_t type, const union g_addr *addr1,