linux-kernel - [PATCH] staging: rtl8723bs: Fix the return value in case of error in 'rtw_wx

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Date:   Wed, 17 Oct 2018 10:15:34 +0200
From:   Christophe JAILLET <christophe.jaillet@...adoo.fr>
To:     gregkh@...uxfoundation.org, quytelda@...alin.org,
        straube.linux@...il.com, mamtashukla555@...il.com,
        baijiaju1990@...il.com, arushisinghal19971997@...il.com,
        natechancellor@...il.com
Cc:     devel@...verdev.osuosl.org, linux-kernel@...r.kernel.org,
        kernel-janitors@...r.kernel.org,
        Christophe JAILLET <christophe.jaillet@...adoo.fr>
Subject: [PATCH] staging: rtl8723bs: Fix the return value in case of error in 'rtw_wx_read32()'

We return 0 unconditionally in 'rtw_wx_read32()'.
However, 'ret' is set to some error codes in several error handling paths.

Return 'ret' instead to propagate the error code.

Fixes: 554c0a3abf216 ("staging: Add rtl8723bs sdio wifi driver")
Signed-off-by: Christophe JAILLET <christophe.jaillet@...adoo.fr>
---
 drivers/staging/rtl8723bs/os_dep/ioctl_linux.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/staging/rtl8723bs/os_dep/ioctl_linux.c b/drivers/staging/rtl8723bs/os_dep/ioctl_linux.c
index 28bfdbdc6e76..b8631baf128d 100644
--- a/drivers/staging/rtl8723bs/os_dep/ioctl_linux.c
+++ b/drivers/staging/rtl8723bs/os_dep/ioctl_linux.c
@@ -2289,7 +2289,7 @@ static int rtw_wx_read32(struct net_device *dev,
 exit:
 	kfree(ptmp);
 
-	return 0;
+	return ret;
 }
 
 static int rtw_wx_write32(struct net_device *dev,
-- 
2.17.1