USB: cdc-acm: fix I/O after failed open
authorJohan Hovold <jhovold@gmail.com>
Mon, 26 May 2014 17:23:44 +0000 (19:23 +0200)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Tue, 27 May 2014 22:04:09 +0000 (15:04 -0700)
commite4c36076c2a6195ec62c35b03c3fde84d0087dc8
treeb54f08f5d9173f475d8421753b756b91a858b32a
parent8727bf689a77a79816065e23a7a58a474ad544f9
USB: cdc-acm: fix I/O after failed open

Make sure to kill any already submitted read urbs on read-urb submission
failures in open in order to prevent doing I/O for a closed port.

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>
drivers/usb/class/cdc-acm.c