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Qinglang Miao 857b1403c3 s390/cio: fix use-after-free in ccw_device_destroy_console 
[ Upstream commit 14d4c4fa46eeaa3922e8e1c4aa727eb0a1412804 ]

Use of sch->dev reference after the put_device() call could trigger
the use-after-free bugs.

Fix this by simply adjusting the position of put_device.

Fixes: 37db8985b211 ("s390/cio: add basic protected virtualization support")
Reported-by: Hulk Robot <hulkci@huawei.com>
Suggested-by: Cornelia Huck <cohuck@redhat.com>
Signed-off-by: Qinglang Miao <miaoqinglang@huawei.com>
Reviewed-by: Cornelia Huck <cohuck@redhat.com>
Reviewed-by: Vineeth Vijayan <vneethv@linux.ibm.com>
[vneethv@linux.ibm.com: Slight modification in the commit-message]
Signed-off-by: Vineeth Vijayan <vneethv@linux.ibm.com>
Signed-off-by: Heiko Carstens <hca@linux.ibm.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2020-12-30 11:51:23 +01:00
..
airq.c
s390/irq: replace setup_irq() by request_irq()
2020-10-01 13:17:40 +02:00
blacklist.c
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blacklist.h
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ccwgroup.c
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ccwreq.c
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chp.c
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chp.h
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chsc_sch.c
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chsc_sch.h
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chsc.c
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chsc.h
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cio_debug.h
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cio.c
s390/irq: replace setup_irq() by request_irq()
2020-10-01 13:17:40 +02:00
cio.h
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cmf.c
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crw.c
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css.c
s390/cio: add cond_resched() in the slow_eval_known_fn() loop
2020-09-03 11:26:59 +02:00
css.h
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device_fsm.c
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device_id.c
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device_ops.c
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device_pgid.c
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device_status.c
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device.c
s390/cio: fix use-after-free in ccw_device_destroy_console
2020-12-30 11:51:23 +01:00
device.h
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eadm_sch.c
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eadm_sch.h
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fcx.c
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idset.c
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idset.h
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io_sch.h
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ioasm.c
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ioasm.h
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isc.c
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itcw.c
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Makefile
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orb.h
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qdio_debug.c
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qdio_debug.h
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qdio_main.c
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qdio_setup.c
s390/qdio: put thinint indicator after early error
2020-06-24 17:50:22 +02:00
qdio_thinint.c
s390/qdio: put thinint indicator after early error
2020-06-24 17:50:22 +02:00
qdio.h
s390/qdio: put thinint indicator after early error
2020-06-24 17:50:22 +02:00
scm.c
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trace.c
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trace.h
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vfio_ccw_async.c
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vfio_ccw_cp.c
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vfio_ccw_cp.h
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vfio_ccw_drv.c
s390/cio: generate delayed uevent for vfio-ccw subchannels
2020-04-29 16:33:01 +02:00
vfio_ccw_fsm.c
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vfio_ccw_ops.c
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vfio_ccw_private.h
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vfio_ccw_trace.h
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