staging: comedi: fix oops for USB DAQ devices.
authorBernd Porr <berndporr@f2s.com>
Tue, 8 Nov 2011 21:23:03 +0000 (21:23 +0000)
committerGreg Kroah-Hartman <gregkh@suse.de>
Fri, 9 Dec 2011 16:52:40 +0000 (08:52 -0800)
commit9649803f2de0d2e77bdd7c5e1cbd4a7b3833f1e8
tree5a2568ef954f13f4b5a0539230f5c184e9bad315
parent0a4527cdb58e712456e9c9e491df37fadd2d9256
staging: comedi: fix oops for USB DAQ devices.

commit 3ffab428f40849ed5f21bcfd7285bdef7902f9ca upstream.

This fixes kernel oops when an USB DAQ device is plugged out while it's
communicating with the userspace software.

Signed-off-by: Bernd Porr <berndporr@f2s.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
drivers/staging/comedi/comedi_fops.c