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(parent: b5e3288) | patch
cdc-acm: fix race between reset and control messaging
authorOliver Neukum <oneukum@suse.com>
Thu, 4 Oct 2018 13:49:06 +0000 (15:49 +0200)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Tue, 9 Oct 2018 14:13:42 +0000 (16:13 +0200)
commitff8e80c363609dceb77f2815db127d53a53ae05f
tree49b483d6fa9f63c7578990c410d0e31fd968c57btree | snapshot
parentb5e3288bd5fde722c8c9c975574d8c705a55311bcommit | diff
cdc-acm: fix race between reset and control messaging

If a device splits up a control message and a reset() happens
between the parts, the message is lost and already recieved parts
must be dropped.

Signed-off-by: Oliver Neukum <oneukum@suse.com>
Fixes: ccdbcd980ee8f ("cdc-acm: handle read pipe errors")
Cc: stable <stable@vger.kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/usb/class/cdc-acm.c diff | blob | history
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