Mike Snitzer 4087a1fffe dm rq: cope with DM device destruction while in dm_old_request_fn() ...

Fixes a crash in dm_table_find_target() due to a NULL struct dm_table
being passed from dm_old_request_fn() that races with DM device
destruction.

Reported-by: artem@flashgrid.io
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
Cc: stable@vger.kernel.org

2017-02-03 10:18:43 -05:00

24 KiB

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