dm cache policy: remove return from void policy_remove_mapping

No need to return from a void function.

Signed-off-by: Joe Thornber <ejt@redhat.com>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
This commit is contained in:
Joe Thornber 2013-10-24 14:10:28 -04:00 • committed by Mike Snitzer
commit 3351937e4a