From: Jia-Ju Bai <baijiaju1990@gmail.com>
Date: Fri, 5 Mar 2021 02:06:48 +0000 (-0800)
Subject: net: tehuti: fix error return code in bdx_probe()
X-Git-Tag: howlett/maple/20220722_2~3592^2~35
X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=38c26ff3048af50eee3fcd591921357ee5bfd9ee;p=users%2Fjedix%2Flinux-maple.git

net: tehuti: fix error return code in bdx_probe()

When bdx_read_mac() fails, no error return code of bdx_probe()
is assigned.
To fix this bug, err is assigned with -EFAULT as error return code.

Reported-by: TOTE Robot <oslab@tsinghua.edu.cn>
Signed-off-by: Jia-Ju Bai <baijiaju1990@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/drivers/net/ethernet/tehuti/tehuti.c b/drivers/net/ethernet/tehuti/tehuti.c
index b8f4f419173f..d054c6e83b1c 100644
--- a/drivers/net/ethernet/tehuti/tehuti.c
+++ b/drivers/net/ethernet/tehuti/tehuti.c
@@ -2044,6 +2044,7 @@ bdx_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 		/*bdx_hw_reset(priv); */
 		if (bdx_read_mac(priv)) {
 			pr_err("load MAC address failed\n");
+			err = -EFAULT;
 			goto err_out_iomap;
 		}
 		SET_NETDEV_DEV(ndev, &pdev->dev);