From 342f39a6c8d34d638a87b7d5f2156adc4db2585c Mon Sep 17 00:00:00 2001
From: Rui Miguel Silva <rui.silva@linaro.org>
Date: Wed, 20 May 2015 14:53:33 +0100
Subject: [PATCH] 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>
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Reading git-format-patch failed