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authorZheng Liu <gnehzuil.liu@gmail.com>2012-05-28 17:53:53 -0400
committerBen Hutchings <ben@decadent.org.uk>2014-09-13 23:41:41 +0100
commit6f98bebd1045df37a8c7ab1c43b82a0937c2e87f (patch)
tree3d497377a52ff415f0108d8423b676db913e4c96 /fs/ext4
parent9a28f9e6ec28037666ce0c0fb55165a05c8d01f0 (diff)
ext4: cleanup in ext4_discard_allocated_blocks()
commit 400db9d30146dc062aaba97a6301b425eb6015bc upstream. 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> Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
Diffstat (limited to 'fs/ext4')
-rw-r--r--fs/ext4/mballoc.c8
1 files changed, 2 insertions, 6 deletions
diff --git a/fs/ext4/mballoc.c b/fs/ext4/mballoc.c
index 7168eebd663c..3939d1a7e67e 100644
--- a/fs/ext4/mballoc.c
+++ b/fs/ext4/mballoc.c
@@ -3128,13 +3128,9 @@ 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;
}
/*