tree bae48113a39cf83c55a8f25316d5c78bdd203061
parent d93acbcacdec04dbdab0d1cc35457eb3bf1d2a38
author Alexey Khoroshilov <khoroshilov@ispras.ru> 1363383032 +0400
committer Greg Kroah-Hartman <gregkh@linuxfoundation.org> 1363906741 -0700

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>