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Date: Fri, 4 Dec 2020 16:48:56 +0800 From: Zhang Changzhong <zhangchangzhong@...wei.com> To: Roopa Prabhu <roopa@...dia.com>, Nikolay Aleksandrov <nikolay@...dia.com>, "David S. Miller" <davem@...emloft.net>, Jakub Kicinski <kuba@...nel.org> CC: Zhang Changzhong <zhangchangzhong@...wei.com>, <netdev@...r.kernel.org>, <linux-kernel@...r.kernel.org> Subject: [PATCH net] net: bridge: vlan: fix error return code in __vlan_add() Fix to return a negative error code from the error handling case instead of 0, as done elsewhere in this function. Fixes: f8ed289fab84 ("bridge: vlan: use br_vlan_(get|put)_master to deal with refcounts") Reported-by: Hulk Robot <hulkci@...wei.com> Signed-off-by: Zhang Changzhong <zhangchangzhong@...wei.com> --- net/bridge/br_vlan.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/net/bridge/br_vlan.c b/net/bridge/br_vlan.c index 3e493eb..08c7741 100644 --- a/net/bridge/br_vlan.c +++ b/net/bridge/br_vlan.c @@ -266,8 +266,10 @@ static int __vlan_add(struct net_bridge_vlan *v, u16 flags, } masterv = br_vlan_get_master(br, v->vid, extack); - if (!masterv) + if (!masterv) { + err = -ENOMEM; goto out_filt; + } v->brvlan = masterv; if (br_opt_get(br, BROPT_VLAN_STATS_PER_PORT)) { v->stats = netdev_alloc_pcpu_stats(struct br_vlan_stats); -- 2.9.5
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