ext4: Checksum the block bitmap properly with bigalloc enabled

[karo-tx-linux.git] / fs / ext4 / balloc.c

diff --git a/fs/ext4/balloc.c b/fs/ext4/balloc.c
index 1b5089067d018d581c68242f39fcf522a8fee55d..cf1821784a16bff41349319400940c7e4218fa5a 100644 (file)
--- a/fs/ext4/balloc.c
+++ b/fs/ext4/balloc.c
@@ -174,8 +174,7 @@ void ext4_init_block_bitmap(struct super_block *sb, struct buffer_head *bh,
                ext4_free_inodes_set(sb, gdp, 0);
                ext4_itable_unused_set(sb, gdp, 0);
                memset(bh->b_data, 0xff, sb->s_blocksize);
-               ext4_block_bitmap_csum_set(sb, block_group, gdp, bh,
-                                          EXT4_BLOCKS_PER_GROUP(sb) / 8);
+               ext4_block_bitmap_csum_set(sb, block_group, gdp, bh);
                return;
        }
        memset(bh->b_data, 0, sb->s_blocksize);
@@ -212,8 +211,7 @@ void ext4_init_block_bitmap(struct super_block *sb, struct buffer_head *bh,
         */
        ext4_mark_bitmap_end(num_clusters_in_group(sb, block_group),
                             sb->s_blocksize * 8, bh->b_data);
-       ext4_block_bitmap_csum_set(sb, block_group, gdp, bh,
-                                  EXT4_BLOCKS_PER_GROUP(sb) / 8);
+       ext4_block_bitmap_csum_set(sb, block_group, gdp, bh);
        ext4_group_desc_csum_set(sb, block_group, gdp);
 }
 
@@ -350,7 +348,7 @@ void ext4_validate_block_bitmap(struct super_block *sb,
                return;
        }
        if (unlikely(!ext4_block_bitmap_csum_verify(sb, block_group,
-                       desc, bh, EXT4_BLOCKS_PER_GROUP(sb) / 8))) {
+                       desc, bh))) {
                ext4_unlock_group(sb, block_group);
                ext4_error(sb, "bg %u: bad block bitmap checksum", block_group);
                return;