usb: gadget: Fix return value check in ep_write()
authorWei Yongjun <yongjun_wei@trendmicro.com.cn>
Sun, 20 Jul 2014 03:42:07 +0000 (11:42 +0800)
committerFelipe Balbi <balbi@ti.com>
Tue, 19 Aug 2014 14:27:24 +0000 (09:27 -0500)
commit7042e8f2f6f5c76b6173748570312bbeb044c7dd
tree9542c4115e209f0652993af290b6c17df16795c1
parent788b0bc46558d06f923afae59f881356ac382381
usb: gadget: Fix return value check in ep_write()

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

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Signed-off-by: Felipe Balbi <balbi@ti.com>
drivers/usb/gadget/legacy/inode.c