tree 009c2cf915a37af41b63c3226886cf027b162e5f
parent 183a45087d126d126e8dd1d9b2602fc129dff9ad
author Johan Hovold <jhovold@gmail.com> 1401125022 +0200
committer Greg Kroah-Hartman <gregkh@linuxfoundation.org> 1401228249 -0700

USB: cdc-acm: fix open and suspend race

We must not do the usb_autopm_put_interface() before submitting the read
urbs or we might end up doing I/O to a suspended device.

Fixes: 088c64f81284 ("USB: cdc-acm: re-write read processing")
Signed-off-by: Johan Hovold <jhovold@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>