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ocfs2: clean dead code in suballoc.c

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Stack variable fe is no longer used, so trim it to save some CPU cycles
and stack space.

Link: http://lkml.kernel.org/r/63ADC13FD55D6546B7DECE290D39E373F1F5A8DD@H3CMLB14-EX.srv.huawei-3com.com
Signed-off-by: Changwei Ge <[email protected]>
Reviewed-by: Joseph Qi <[email protected]>
Cc: Mark Fasheh <[email protected]>
Cc: Joel Becker <[email protected]>
Cc: Junxiao Bi <[email protected]>
Cc: Changwei Ge <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
This commit is contained in:
Changwei Ge 2018-01-31 16:14:40 -08:00 • committed by Linus Torvalds
commit dd7b5f9d01
1 changed files with 3 additions and 3 deletions
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6
fs/ocfs2/suballoc.c
View file

@ -2563,16 +2563,16 @@ static int _ocfs2_free_clusters(handle_t *handle,
int status;
u16 bg_start_bit;
u64 bg_blkno;
struct ocfs2_dinode *fe;
/* You can't ever have a contiguous set of clusters
* bigger than a block group bitmap so we never have to worry
* about looping on them.
* This is expensive. We can safely remove once this stuff has
* gotten tested really well. */
BUG_ON(start_blk != ocfs2_clusters_to_blocks(bitmap_inode->i_sb, ocfs2_blocks_to_clusters(bitmap_inode->i_sb, start_blk)));
BUG_ON(start_blk != ocfs2_clusters_to_blocks(bitmap_inode->i_sb,
ocfs2_blocks_to_clusters(bitmap_inode->i_sb,
start_blk)));
fe = (struct ocfs2_dinode *) bitmap_bh->b_data;
ocfs2_block_to_cluster_group(bitmap_inode, start_blk, &bg_blkno,
&bg_start_bit);