On Wed, Apr 11, 2018 at 10:22:58AM +0300, Nikolay Borisov wrote: > >> + free_extent_map(em); > >> + goto unlock_err; > >> + } > >> + /* > >> + * We need to unlock only the end area that we aren't using > >> + * if there is any leftover space > >> + */ > >> + free_extent_state(cached_state); > >> free_extent_map(em); > >> - goto unlock_err; > >> + return 0; > > > > Please add a separate label for that, the funcion uses the single exit > > block style (labels and one-or-two returns). > > So I think this is unnecessary because in 2/2 I factor out common code > i.e. the free_extent_map(em); return 0; outside of the 'if' branch and > so this return disappears. The 3rd hunk in 2/2 begins with: > > @@ -7780,106 +7882,8 @@ static int btrfs_get_blocks_direct(struct inode > *inode, sector_t iblock, > * if there is any leftover space > */ > free_extent_state(cached_state); > - free_extent_map(em); > - return 0; > - }
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