linux-kernel - [PATCH -next] staging: rts5208: fix error return code in rtsx

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Date:	Wed, 27 Nov 2013 08:38:19 +0800
From:	Wei Yongjun <weiyj.lk@...il.com>
To:	gregkh@...uxfoundation.org, micky_ching@...lsil.com.cn
Cc:	yongjun_wei@...ndmicro.com.cn, devel@...verdev.osuosl.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH -next] staging: rts5208: fix error return code in rtsx_probe()

From: Wei Yongjun <yongjun_wei@...ndmicro.com.cn>

Fix to return -ENOMEM instead of 0 when the memory alloc fail
in probe error handling path.

Signed-off-by: Wei Yongjun <yongjun_wei@...ndmicro.com.cn>
---
 drivers/staging/rts5208/rtsx.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/staging/rts5208/rtsx.c b/drivers/staging/rts5208/rtsx.c
index 7882f57..8586ac5 100644
--- a/drivers/staging/rts5208/rtsx.c
+++ b/drivers/staging/rts5208/rtsx.c
@@ -896,8 +896,10 @@ static int rtsx_probe(struct pci_dev *pci,
 	memset(dev, 0, sizeof(struct rtsx_dev));
 
 	dev->chip = kzalloc(sizeof(struct rtsx_chip), GFP_KERNEL);
-	if (dev->chip == NULL)
+	if (dev->chip == NULL) {
+		err = -ENOMEM;
 		goto errout;
+	}
 
 	spin_lock_init(&dev->reg_lock);
 	mutex_init(&(dev->dev_mutex));

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