From: Mauro Carvalho Chehab <m.chehab@samsung.com>
Date: Sun, 12 Jan 2014 15:57:08 +0000 (-0300)
Subject: [media] em28xx-audio: fix return code on device disconnect
X-Git-Tag: v3.14-rc1~20^2~25
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=229295f1d6713bc8c8ba900ba62bca03e34bba52;p=pandora-kernel.git

[media] em28xx-audio: fix return code on device disconnect

Alsa has an special non-negative return code to indicate device removal
at snd_em28xx_capture_pointer(). Use it, instead of an error code.

Reviewed-by: Frank Schäfer <fschaefer.oss@googlemail.com>
Tested-by: Antti Palosaari <crope@iki.fi>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
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