Merge pull request #13450 from patrasar/mld_core

pim6d: Fix crash in ipv6 pim command
opensourcerouting · Jun 1, 2023 · 8d4eeb9 · 8d4eeb9
2 parents 7470509 + 6d1d2c2
commit 8d4eeb9
Showing 1 changed file with 5 additions and 3 deletions.
diff --git a/pimd/pim_nb_config.c b/pimd/pim_nb_config.c
@@ -81,15 +81,17 @@ static void pim_if_membership_refresh(struct interface *ifp)
 
 	pim_ifp = ifp->info;
 	assert(pim_ifp);
-#if PIM_IPV == 6
-	gm_ifp = pim_ifp->mld;
-#endif
 
 	if (!pim_ifp->pim_enable)
 		return;
 	if (!pim_ifp->gm_enable)
 		return;
 
+#if PIM_IPV == 6
+	gm_ifp = pim_ifp->mld;
+	if (!gm_ifp)
+		return;
+#endif
 	/*
 	 * First clear off membership from all PIM (S,G) entries on the
 	 * interface