USB: cdc-acm: fix I/O after failed open

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commit e4c36076c2 upstream.

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: 088c64f812 ("USB: cdc-acm: re-write read processing")
Signed-off-by: Johan Hovold <jhovold@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

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Johan Hovold 2014-05-26 19:23:44 +02:00 • committed by Greg Kroah-Hartman

parent 5bc7f43490

commit 9ff7cc901d

1 changed files with 3 additions and 0 deletions

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drivers/usb/class/cdc-acm.c

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