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ext4: cleanup in ext4_discard_allocated_blocks() 

remove 'len' variable in ext4_discard_allocated_blocks() because it is
useless.

Signed-off-by: Zheng Liu <wenqing.lz@taobao.com>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
This commit is contained in:
Zheng Liu 2012-05-28 17:53:53 -04:00 committed by Theodore Ts'o
parent 2cde417de0
commit 400db9d301
1 changed files with 2 additions and 6 deletions
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8
fs/ext4/mballoc.c
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@ -3073,13 +3073,9 @@ static void ext4_mb_collect_stats(struct ext4_allocation_context *ac)
static void ext4_discard_allocated_blocks(struct ext4_allocation_context *ac)
{
struct ext4_prealloc_space *pa = ac->ac_pa;
int len;
if (pa && pa->pa_type == MB_INODE_PA) {
len = ac->ac_b_ex.fe_len;
pa->pa_free += len;
}
if (pa && pa->pa_type == MB_INODE_PA)
pa->pa_free += ac->ac_b_ex.fe_len;
}
/*