[PATCH] staging: qlge : fix missing error codes

From: Zihao Tang <redacted>

Fixes one smatch warnings:

drivers/staging/qlge/qlge_main.c:4564 qlge_probe() warn: missing error code 'err'

Reported-by: kernel test robot <redacted>
Reported-by: Dan Carpenter <redacted>
Signed-off-by: Zihao Tang <redacted>
Signed-off-by: Jay Fang <f.fangjian@huawei.com>
---
 drivers/staging/qlge/qlge_main.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/staging/qlge/qlge_main.c b/drivers/staging/qlge/qlge_main.c
index 5516be3..44b7724 100644
--- a/drivers/staging/qlge/qlge_main.c
+++ b/drivers/staging/qlge/qlge_main.c

@@ -4561,8 +4561,10 @@ static int qlge_probe(struct pci_dev *pdev,
 	ndev = alloc_etherdev_mq(sizeof(struct qlge_netdev_priv),
 				 min(MAX_CPUS,
 				     netif_get_num_default_rss_queues()));
-	if (!ndev)
+	if (!ndev) {
+		err = -ENOMEM;
 		goto devlink_free;
+	}
 
 	ndev_priv = netdev_priv(ndev);
 	ndev_priv->qdev = qdev;

-- 
2.7.4