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(parent: 1b6e8ae) | patch
USB: sierra: fix AA deadlock in open error path
authorJohan Hovold <jhovold@gmail.com>
Mon, 26 May 2014 17:22:50 +0000 (19:22 +0200)
committerBen Hutchings <ben@decadent.org.uk>
Fri, 11 Jul 2014 12:33:38 +0000 (13:33 +0100)
commit056b08a51466e199b205d55e08144497ea6666ab
treed1db7eafc675239583f70a9362d25a29ba9eaad1tree | snapshot
parent1b6e8ae99c48509b84dd2bef7759fc6bf1610a0bcommit | diff
USB: sierra: fix AA deadlock in open error path

commit 353fe198602e8b4d1c7bdcceb8e60955087201b1 upstream.

Fix AA deadlock in open error path that would call close() and try to
grab the already held disc_mutex.

Fixes: b9a44bc19f48 ("sierra: driver urb handling improvements")

Signed-off-by: Johan Hovold <jhovold@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
drivers/usb/serial/sierra.c diff | blob | history
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