Merge pull request #15443 from FRRouting/mergify/bp/stable/9.1/pr-15399

zebra: fix crash when macvlan link-interface is in another netns (backport #15399)
FRRouting · Feb 27, 2024 · 111a9e1 · 111a9e1
2 parents ac19b7c + 016eb0c
commit 111a9e1
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/zebra/zebra_vxlan.c b/zebra/zebra_vxlan.c
@@ -5110,6 +5110,11 @@ void zebra_vxlan_macvlan_up(struct interface *ifp)
 
 	zif = ifp->info;
 	assert(zif);
+
+	if (zif->link_nsid)
+		/* the link interface is another namespace */
+		return;
+
 	link_ifp = zif->link;
 	link_zif = link_ifp->info;
 	assert(link_zif);