Mikulas Patocka dbdcc906d9 dm ioctl: log an error if the ioctl structure is corrupted ...

This will help triage bugs when userspace is passing invalid ioctl
structure to the kernel.

Signed-off-by: Mikulas Patocka <mpatocka@redhat.com>
[snitzer: log errors using DMERR instead of DMWARN]
Signed-off-by: Mike Snitzer <snitzer@kernel.org>

2022-04-01 10:29:43 -04:00

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