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 84393981497894a27dd8647b50c2f7116f29937d..6b15442a87f26704740aaf21b84dca4ab88343fb 100644 (file)
--- 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,