btrfs: make extent_range_clear_dirty_for_io return void

Does not return any errors, nor anything from the callgraph. There's a
BUG_ON but it's a sanity check and not an error condition we could
recover from.

Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
David Sterba 2015-12-03 13:08:59 +01:00
commit bd1fa4f0b0
2 changed files with 2 additions and 3 deletions