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Subject[PATCH AUTOSEL 4.19 113/205] failover: Fix error return code in net_failover_create
Date
From: YueHaibing <yuehaibing@huawei.com>

[ Upstream commit 09317da317e55e70ccbe23f65008348a4a1b7c7f ]

if failover_register failed, 'err' code should be set correctly

Fixes: cfc80d9a1163 ("net: Introduce net_failover driver")
Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
drivers/net/net_failover.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/net/net_failover.c b/drivers/net/net_failover.c
index 5a749dc25bec4..beeb7eb76ca32 100644
--- a/drivers/net/net_failover.c
+++ b/drivers/net/net_failover.c
@@ -765,8 +765,10 @@ struct failover *net_failover_create(struct net_device *standby_dev)
netif_carrier_off(failover_dev);

failover = failover_register(failover_dev, &net_failover_ops);
- if (IS_ERR(failover))
+ if (IS_ERR(failover)) {
+ err = PTR_ERR(failover);
goto err_failover_register;
+ }

return failover;

--
2.20.1
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