USB: mos7840: fix tiocmget error handling
authorJohan Hovold <jhovold@gmail.com>
Wed, 9 Oct 2013 15:01:09 +0000 (17:01 +0200)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Fri, 29 Nov 2013 18:42:14 +0000 (10:42 -0800)
commit5e13a42e913a83bbff33cf919d575778e8e76df7
tree1c3a9f7ce33700efb6f7effe700533dccae13720
parent2fe495a2b90d16e9f55905f70f001fda5c6897f4
USB: mos7840: fix tiocmget error handling

commit a91ccd26e75235d86248d018fe3779732bcafd8d upstream.

Make sure to return errors from tiocmget rather than rely on
uninitialised stack data.

Signed-off-by: Johan Hovold <jhovold@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/usb/serial/mos7840.c