netdev - [PATCH] ti: wlcore: fix error return code of wl1271

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Date:   Sat,  6 Mar 2021 06:36:00 -0800
From:   Jia-Ju Bai <baijiaju1990@...il.com>
To:     kvalo@...eaurora.org, davem@...emloft.net, kuba@...nel.org
Cc:     linux-wireless@...r.kernel.org, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org, Jia-Ju Bai <baijiaju1990@...il.com>
Subject: [PATCH] ti: wlcore: fix error return code of wl1271_suspend()

When wl is NULL, no error return code of wl1271_suspend() is assigned.
To fix this bug, ret is assigned with -EINVAL in this case.

Reported-by: TOTE Robot <oslab@...nghua.edu.cn>
Signed-off-by: Jia-Ju Bai <baijiaju1990@...il.com>
---
 drivers/net/wireless/ti/wlcore/sdio.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/net/wireless/ti/wlcore/sdio.c b/drivers/net/wireless/ti/wlcore/sdio.c
index 9fd8cf2d270c..a040d595a43a 100644
--- a/drivers/net/wireless/ti/wlcore/sdio.c
+++ b/drivers/net/wireless/ti/wlcore/sdio.c
@@ -390,6 +390,7 @@ static int wl1271_suspend(struct device *dev)
 
 	if (!wl) {
 		dev_err(dev, "no wilink module was probed\n");
+		ret = -EINVAL;
 		goto out;
 	}
 
-- 
2.17.1