usb: gadget: Fix return value check in r8a66597_probe()
authorWei Yongjun <yongjun_wei@trendmicro.com.cn>
Sun, 20 Jul 2014 03:41:53 +0000 (11:41 +0800)
committerFelipe Balbi <balbi@ti.com>
Tue, 19 Aug 2014 14:27:24 +0000 (09:27 -0500)
commit4b11f88821aff3e780cb3eac3a48270551e41167
tree4277de7e92e5b33e0fc7259bbd7508c5797c64aa
parent7042e8f2f6f5c76b6173748570312bbeb044c7dd
usb: gadget: Fix return value check in r8a66597_probe()

In case of error, the function devm_ioremap_resource() returns ERR_PTR()
and never returns NULL. The NULL test in the return value check should
be replaced with IS_ERR().

Acked-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Signed-off-by: Felipe Balbi <balbi@ti.com>
drivers/usb/gadget/udc/r8a66597-udc.c