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Commit 994a5d2b authored by David Sterba's avatar David Sterba
Browse files

btrfs: remove local blocksize variable in reada_find_extent 



The name is misleading and the local variable serves no purpose.

Reviewed-by: default avatarLiu Bo <bo.li.liu@oracle.com>
Signed-off-by: default avatarDavid Sterba <dsterba@suse.com>
parent 5721b8ad

fs/btrfs/reada.c

+2 −4
Original line number Diff line number Diff line
@@ -320,7 +320,6 @@ static struct reada_extent *reada_find_extent(struct btrfs_fs_info *fs_info, 
	struct btrfs_bio *bbio = NULL;

	struct btrfs_device *dev;

	struct btrfs_device *prev_dev;

	u32 blocksize;

	u64 length;

	int real_stripes;

	int nzones = 0;
@@ -341,7 +340,6 @@ static struct reada_extent *reada_find_extent(struct btrfs_fs_info *fs_info, 
	if (!re)

		return NULL;



	blocksize = fs_info->nodesize;

	re->logical = logical;

	re->top = *top;

	INIT_LIST_HEAD(&re->extctl);
@@ -351,10 +349,10 @@ static struct reada_extent *reada_find_extent(struct btrfs_fs_info *fs_info, 
	/*

	 * map block

	 */

	length = blocksize;

	length = fs_info->nodesize;

	ret = btrfs_map_block(fs_info, BTRFS_MAP_GET_READ_MIRRORS, logical,

			&length, &bbio, 0);

	if (ret || !bbio || length < blocksize)

	if (ret || !bbio || length < fs_info->nodesize)

		goto error;



	if (bbio->num_stripes > BTRFS_MAX_MIRRORS) {