From: Alexey Khoroshilov <khoroshilov@ispras.ru>
Date: Fri, 15 Mar 2013 21:30:32 +0000 (+0400)
Subject: usb: cdc-acm: fix error handling in acm_probe()
X-Git-Tag: v3.9-rc4~11^2~21
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=c93d81955005c2ac0ea072f88d376026208410e1;p=pandora-kernel.git

usb: cdc-acm: fix error handling in acm_probe()

acm_probe() ignores errors in tty_port_register_device()
and leaves intfdata pointing to freed memory on alloc_fail7
error path. The patch fixes the both issues.

Found by Linux Driver Verification project (linuxtesting.org).

Signed-off-by: Alexey Khoroshilov <khoroshilov@ispras.ru>
Acked-by: Oliver Neukum <oliver@neukum.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

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