From: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Date: Tue, 7 May 2013 12:07:52 +0000 (+0800)
Subject: NFC: pn533: Fix error return code in pn533_probe()
X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=4674d0fecbeeb9731274f03ff35a108630be4585;p=openwrt%2Fstaging%2Fblogic.git

NFC: pn533: Fix error return code in pn533_probe()

Fix to return -ENOMEM in the nfc device alloc error handling
case instead of 0, as done elsewhere in this function.

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
---

diff --git a/drivers/nfc/pn533.c b/drivers/nfc/pn533.c
index 8f6f2baa930d..0bdfa8852e78 100644
--- a/drivers/nfc/pn533.c
+++ b/drivers/nfc/pn533.c
@@ -2783,8 +2783,10 @@ static int pn533_probe(struct usb_interface *interface,
 					   dev->ops->tx_header_len +
 					   PN533_CMD_DATAEXCH_HEAD_LEN,
 					   dev->ops->tx_tail_len);
-	if (!dev->nfc_dev)
+	if (!dev->nfc_dev) {
+		rc = -ENOMEM;
 		goto destroy_wq;
+	}
 
 	nfc_set_parent_dev(dev->nfc_dev, &interface->dev);
 	nfc_set_drvdata(dev->nfc_dev, dev);