Commit f20ac7ab authored by Christoph Hellwig's avatar Christoph Hellwig Committed by Dave Chinner
Browse files

iomap: mark ->iomap_end as optional 



No need to implement it for read-only mappings.

Signed-off-by: default avatarChristoph Hellwig <hch@lst.de>
Reviewed-by: default avatarDave Chinner <dchinner@redhat.com>
Signed-off-by: default avatarDave Chinner <david@fromorbit.com>
parent ac2dc058

fs/iomap.c

+5 −2
Original line number Diff line number Diff line
@@ -84,8 +84,11 @@ iomap_apply(struct inode *inode, loff_t pos, loff_t length, unsigned flags, 
	 * Now the data has been copied, commit the range we've copied.  This

	 * should not fail unless the filesystem has had a fatal error.

	 */

	ret = ops->iomap_end(inode, pos, length, written > 0 ? written : 0,

	if (ops->iomap_end) {

		ret = ops->iomap_end(inode, pos, length,

				     written > 0 ? written : 0,

				     flags, &iomap);

	}



	return written ? written : ret;

}