ext4_lock_group(sb, block_group);
        if (buffer_verified(bh))
                goto verified;
-       if (unlikely(!ext4_block_bitmap_csum_verify(sb, block_group,
-                                                   desc, bh) ||
+       if (unlikely(!ext4_block_bitmap_csum_verify(sb, desc, bh) ||
                     ext4_simulate_fail(sb, EXT4_SIM_BBITMAP_CRC))) {
                ext4_unlock_group(sb, block_group);
                ext4_error(sb, "bg %u: bad block bitmap checksum", block_group);
 
                gdp->bg_inode_bitmap_csum_hi = cpu_to_le16(csum >> 16);
 }
 
-int ext4_block_bitmap_csum_verify(struct super_block *sb, ext4_group_t group,
+int ext4_block_bitmap_csum_verify(struct super_block *sb,
                                  struct ext4_group_desc *gdp,
                                  struct buffer_head *bh)
 {
 
 void ext4_block_bitmap_csum_set(struct super_block *sb, ext4_group_t group,
                                struct ext4_group_desc *gdp,
                                struct buffer_head *bh);
-int ext4_block_bitmap_csum_verify(struct super_block *sb, ext4_group_t group,
+int ext4_block_bitmap_csum_verify(struct super_block *sb,
                                  struct ext4_group_desc *gdp,
                                  struct buffer_head *bh);