dm integrity: fix a crash if "recalculate" used without "internal_hash"

commit 2d06dfecb1 upstream.

Recalculate can only be specified with internal_hash.

Cc: stable@vger.kernel.org # v4.19+
Signed-off-by: Mikulas Patocka <mpatocka@redhat.com>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Mikulas Patocka 2021-01-20 06:02:31 -05:00 • committed by Greg Kroah-Hartman
commit de4fabc02a