usb: gadget: f_fs: fix check in read operation
authorRui Miguel Silva <rui.silva@linaro.org>
Wed, 20 May 2015 13:53:33 +0000 (14:53 +0100)
committerFelipe Balbi <balbi@ti.com>
Tue, 26 May 2015 15:20:57 +0000 (10:20 -0500)
commit342f39a6c8d34d638a87b7d5f2156adc4db2585c
tree37edb6b86d1f26e652e315f09ac556a5f343cf51
parentda96cfc133350024ba68ef3289faeb539ee13872
usb: gadget: f_fs: fix check in read operation

when copying to iter the size can be different then the iov count,
the check for full iov is wrong and make any read on request which
is not the exactly size of iov to return -EFAULT.

So, just check the success of the copy.

Signed-off-by: Rui Miguel Silva <rui.silva@linaro.org>
Signed-off-by: Felipe Balbi <balbi@ti.com>
drivers/usb/gadget/function/f_fs.c