linux-kernel - [PATCH v3 5/5] usb: gadget: atmel_usba

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Date:	Mon, 13 Jul 2015 11:03:54 +0200
From:	Robert Baldyga <r.baldyga@...sung.com>
To:	gregkh@...uxfoundation.org, balbi@...com
Cc:	nicolas.ferre@...el.com, dan.carpenter@...cle.com,
	sergei.shtylyov@...entembedded.com, mina86@...a86.com,
	andrzej.p@...sung.com, m.szyprowski@...sung.com,
	devel@...verdev.osuosl.org, linux-kernel@...r.kernel.org,
	linux-usb@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	Robert Baldyga <r.baldyga@...sung.com>
Subject: [PATCH v3 5/5] usb: gadget: atmel_usba_udc: add missing ret value check

Add missing return value check. In case of error print debug message
and return error code.

Signed-off-by: Robert Baldyga <r.baldyga@...sung.com>
Acked-by: Nicolas Ferre <nicolas.ferre@...el.com>
Acked-by: Michal Nazarewicz <mina86@...a86.com>
---
 drivers/usb/gadget/udc/atmel_usba_udc.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/drivers/usb/gadget/udc/atmel_usba_udc.c b/drivers/usb/gadget/udc/atmel_usba_udc.c
index 4095cce0..37d414e 100644
--- a/drivers/usb/gadget/udc/atmel_usba_udc.c
+++ b/drivers/usb/gadget/udc/atmel_usba_udc.c
@@ -1989,6 +1989,10 @@ static struct usba_ep * atmel_udc_of_init(struct platform_device *pdev,
 		ep->can_isoc = of_property_read_bool(pp, "atmel,can-isoc");
 
 		ret = of_property_read_string(pp, "name", &name);
+		if (ret) {
+			dev_err(&pdev->dev, "of_probe: name error(%d)\n", ret);
+			goto err;
+		}
 		ep->ep.name = name;
 
 		ep->ep_regs = udc->regs + USBA_EPT_BASE(i);
-- 
1.9.1

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