ext4: remove unused variable in mb_find_extent()

The variable 'ord' in function mb_find_extent() is redundant, so
remove it.

Signed-off-by: Robin Dong <sanbai@taobao.com>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>

diff --git a/fs/ext4/mballoc.c b/fs/ext4/mballoc.c
index c66531d..2bb1ddc 100644 (file)
--- a/fs/ext4/mballoc.c
+++ b/fs/ext4/mballoc.c
@@ -1391,7 +1391,6 @@ static int mb_find_extent(struct ext4_buddy *e4b, int order, int block,
 {
        int next = block;
        int max;
-       int ord;
        void *buddy;
 
        assert_spin_locked(ext4_group_lock_ptr(e4b->bd_sb, e4b->bd_group));
@@ -1433,9 +1432,8 @@ static int mb_find_extent(struct ext4_buddy *e4b, int order, int block,
                if (mb_test_bit(next, EXT4_MB_BITMAP(e4b)))
                        break;
 
-               ord = mb_find_order_for_block(e4b, next);
+               order = mb_find_order_for_block(e4b, next);
 
-               order = ord;
                block = next >> order;
                ex->fe_len += 1 << order;
        }