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zebra: Ensure bvlan is non null

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Coverity rightly points out that a call into zebra_l2_bridge_if_vlan_find
is NULL checked 4/5 times.  Let's make it 5/5

Signed-off-by: Donald Sharp <sharpd@nvidia.com>
This commit is contained in:
Donald Sharp 2023-02-16 09:06:59 -05:00
parent bf9bc2e5f2
commit 578c0b134c
1 changed files with 2 additions and 0 deletions
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zebra/zebra_l2_bridge_if.c
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@ -209,6 +209,8 @@ static int zebra_l2_bridge_if_vlan_update(struct interface *ifp,
zif = (struct zebra_if *)ifp->info; zif = (struct zebra_if *)ifp->info;
bvlan = zebra_l2_bridge_if_vlan_find(zif, bvl->vid); bvlan = zebra_l2_bridge_if_vlan_find(zif, bvl->vid);
if (!bvlan)
return 0;
if (chgflags & ZEBRA_BRIDGEIF_ACCESS_BD_CHANGE) if (chgflags & ZEBRA_BRIDGEIF_ACCESS_BD_CHANGE)
bvlan->access_bd = bvl->access_bd; bvlan->access_bd = bvl->access_bd;