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Commit 2309e796 authored by Luis Henriques's avatar Luis Henriques Committed by David Sterba
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btrfs: Fix warning "variable ‘gen’ set but not used" 



Variable 'gen' in reada_for_search() is not used since commit 58dc4ce4
("btrfs: remove unused parameter from readahead_tree_block").  This patch
simply removes this variable.

Signed-off-by: default avatarLuis Henriques <luis.henriques@canonical.com>
Reviewed-by: default avatarDavid Sterba <dsterba@suse.com>
Signed-off-by: default avatarDavid Sterba <dsterba@suse.com>
parent 1f079fa2

fs/btrfs/ctree.c

+0 −2
Original line number Diff line number Diff line
@@ -2268,7 +2268,6 @@ static void reada_for_search(struct btrfs_root *root, 
	u64 search;

	u64 target;

	u64 nread = 0;

	u64 gen;

	struct extent_buffer *eb;

	u32 nr;

	u32 blocksize;
@@ -2313,7 +2312,6 @@ static void reada_for_search(struct btrfs_root *root, 
		search = btrfs_node_blockptr(node, nr);

		if ((search <= target && target - search <= 65536) ||

		    (search > target && search - target <= 65536)) {

			gen = btrfs_node_ptr_generation(node, nr);

			readahead_tree_block(root, search);

			nread += blocksize;

		}