ext4: remove unused variable in ext4_mb_generate_from_pa()

The variable 'count' in function ext4_mb_generate_from_pa() looks
useless, 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 89762652aae2c771fdb6a51e9d5a924387111196..c66531d800b1f019d17f0ef9baaffcc6de66a8d5 100644 (file)
--- a/fs/ext4/mballoc.c
+++ b/fs/ext4/mballoc.c
@@ -3345,7 +3345,6 @@ void ext4_mb_generate_from_pa(struct super_block *sb, void *bitmap,
        ext4_group_t groupnr;
        ext4_grpblk_t start;
        int preallocated = 0;
-       int count = 0;
        int len;
 
        /* all form of preallocation discards first load group,
@@ -3368,7 +3367,6 @@ void ext4_mb_generate_from_pa(struct super_block *sb, void *bitmap,
                BUG_ON(groupnr != group);
                ext4_set_bits(bitmap, start, len);
                preallocated += len;
-               count++;
        }
        mb_debug(1, "prellocated %u for group %u\n", preallocated, group);
 }