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(parent: 4220879) | patch
s390/dasd: check for device error pointer within state change interrupts
authorStefan Haberland <sth@linux.vnet.ibm.com>
Sat, 7 Oct 2017 22:38:01 +0000 (22:38 +0000)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 8 Nov 2017 09:03:50 +0000 (10:03 +0100)
commitdd795459b42d8f58fcc78f3297323bcb23b0fdf1
treec399d975dda292320f49e2867a2788ba3ad62dd4tree
parent4220879c089ec493322ef250105ac32bc1b8d9d4commit | diff
s390/dasd: check for device error pointer within state change interrupts

[ Upstream commit 2202134e48a3b50320aeb9e3dd1186833e9d7e66 ]

Check if the device pointer is valid. Just a sanity check since we already
are in the int handler of the device.

Signed-off-by: Stefan Haberland <sth@linux.vnet.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Signed-off-by: Sasha Levin <alexander.levin@verizon.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/s390/block/dasd.c diff | blob | blame | history
Mirror https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git