btrfs: use extent_map_end() at btrfs_drop_extent_map_range()
authorFilipe Manana <fdmanana@suse.com>
Mon, 19 Sep 2022 14:06:30 +0000 (15:06 +0100)
committerDavid Sterba <dsterba@suse.com>
Thu, 29 Sep 2022 15:08:30 +0000 (17:08 +0200)
commitf3109e33bb0a523f70a3394b51c878dbedb60528
treeab32c5e8dad49a3a72f015495c90eb7bf04e99a2
parent4c0c8cfc8433457ed545e67df0d689d2e0de0746
btrfs: use extent_map_end() at btrfs_drop_extent_map_range()

Instead of open coding the end offset calculation of an extent map, use
the helper extent_map_end() and cache its result in a local variable,
since it's used several times.

Signed-off-by: Filipe Manana <fdmanana@suse.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
fs/btrfs/extent_map.c