From: sarita patra <saritap@vmware.com>
Date: Mon, 4 Apr 2022 10:54:42 +0000 (-0700)
Subject: pimd: fix pim_instance NULL deference in pim_zebra_if_address_add
X-Git-Tag: pim6-testing-20220430~100^2~1
X-Git-Url: https://git.puffer.fish/?a=commitdiff_plain;h=e2067d591bb981225eaceb5ba7bf8d679e242689;p=matthieu%2Ffrr.git

pimd: fix pim_instance NULL deference in pim_zebra_if_address_add

Signed-off-by: sarita patra <saritap@vmware.com>
---

diff --git a/pimd/pim_zebra.c b/pimd/pim_zebra.c
index 7f463715a5..4bed8d5b73 100644
--- a/pimd/pim_zebra.c
+++ b/pimd/pim_zebra.c
@@ -166,6 +166,13 @@ static int pim_zebra_if_address_add(ZAPI_CALLBACK_ARGS)
 		struct pim_instance *pim;
 
 		pim = pim_get_pim_instance(vrf_id);
+		if (!pim) {
+			if (PIM_DEBUG_ZEBRA)
+				zlog_debug("%s: Unable to find pim instance",
+					   __func__);
+			return 0;
+		}
+
 		pim_ifp->pim = pim;
 
 		pim_rp_check_on_if_add(pim_ifp);