int ext4_inode_bitmap_csum_verify(struct super_block *sb,
                                  struct ext4_group_desc *gdp,
                                  struct buffer_head *bh, int sz);
-void ext4_block_bitmap_csum_set(struct super_block *sb, ext4_group_t group,
+void ext4_block_bitmap_csum_set(struct super_block *sb,
                                struct ext4_group_desc *gdp,
                                struct buffer_head *bh);
 int ext4_block_bitmap_csum_verify(struct super_block *sb,
 
                        gdp->bg_flags &= cpu_to_le16(~EXT4_BG_BLOCK_UNINIT);
                        ext4_free_group_clusters_set(sb, gdp,
                                ext4_free_clusters_after_init(sb, group, gdp));
-                       ext4_block_bitmap_csum_set(sb, group, gdp,
-                                                  block_bitmap_bh);
+                       ext4_block_bitmap_csum_set(sb, gdp, block_bitmap_bh);
                        ext4_group_desc_csum_set(sb, group, gdp);
                }
                ext4_unlock_group(sb, group);
                        gdp->bg_flags &= cpu_to_le16(~EXT4_BG_BLOCK_UNINIT);
                        ext4_free_group_clusters_set(sb, gdp,
                                ext4_free_clusters_after_init(sb, group, gdp));
-                       ext4_block_bitmap_csum_set(sb, group, gdp,
-                                                  block_bitmap_bh);
+                       ext4_block_bitmap_csum_set(sb, gdp, block_bitmap_bh);
                        ext4_group_desc_csum_set(sb, group, gdp);
                }
                ext4_unlock_group(sb, group);
 
        }
        len = ext4_free_group_clusters(sb, gdp) - ac->ac_b_ex.fe_len;
        ext4_free_group_clusters_set(sb, gdp, len);
-       ext4_block_bitmap_csum_set(sb, ac->ac_b_ex.fe_group, gdp, bitmap_bh);
+       ext4_block_bitmap_csum_set(sb, gdp, bitmap_bh);
        ext4_group_desc_csum_set(sb, ac->ac_b_ex.fe_group, gdp);
 
        ext4_unlock_group(sb, ac->ac_b_ex.fe_group);
                        clen = ext4_free_group_clusters(sb, gdp) + clen_changed;
 
                ext4_free_group_clusters_set(sb, gdp, clen);
-               ext4_block_bitmap_csum_set(sb, group, gdp, bitmap_bh);
+               ext4_block_bitmap_csum_set(sb, gdp, bitmap_bh);
                ext4_group_desc_csum_set(sb, group, gdp);
 
                ext4_unlock_group(sb, group);
        ext4_free_group_clusters_set(
                sb, gdp, ext4_free_group_clusters(sb, gdp) +
                count - already_freed);
-       ext4_block_bitmap_csum_set(sb, group, gdp, bitmap_bh);
+       ext4_block_bitmap_csum_set(sb, gdp, bitmap_bh);
        ext4_group_desc_csum_set(sb, group, gdp);
        ext4_handle_dirty_metadata(NULL, NULL, gdp_bh);
        sync_dirty_buffer(bitmap_bh);
 
        ret = ext4_free_group_clusters(sb, gdp) + count_clusters;
        ext4_free_group_clusters_set(sb, gdp, ret);
-       ext4_block_bitmap_csum_set(sb, block_group, gdp, bitmap_bh);
+       ext4_block_bitmap_csum_set(sb, gdp, bitmap_bh);
        ext4_group_desc_csum_set(sb, block_group, gdp);
        ext4_unlock_group(sb, block_group);
 
        free_clusters_count = clusters_freed +
                ext4_free_group_clusters(sb, desc);
        ext4_free_group_clusters_set(sb, desc, free_clusters_count);
-       ext4_block_bitmap_csum_set(sb, block_group, desc, bitmap_bh);
+       ext4_block_bitmap_csum_set(sb, desc, bitmap_bh);
        ext4_group_desc_csum_set(sb, block_group, desc);
        ext4_unlock_group(sb, block_group);
        percpu_counter_add(&sbi->s_freeclusters_counter,
 
 }
 
 static int ext4_set_bitmap_checksums(struct super_block *sb,
-                                    ext4_group_t group,
                                     struct ext4_group_desc *gdp,
                                     struct ext4_new_group_data *group_data)
 {
        bh = ext4_get_bitmap(sb, group_data->block_bitmap);
        if (!bh)
                return -EIO;
-       ext4_block_bitmap_csum_set(sb, group, gdp, bh);
+       ext4_block_bitmap_csum_set(sb, gdp, bh);
        brelse(bh);
 
        return 0;
                memset(gdp, 0, EXT4_DESC_SIZE(sb));
                ext4_block_bitmap_set(sb, gdp, group_data->block_bitmap);
                ext4_inode_bitmap_set(sb, gdp, group_data->inode_bitmap);
-               err = ext4_set_bitmap_checksums(sb, group, gdp, group_data);
+               err = ext4_set_bitmap_checksums(sb, gdp, group_data);
                if (err) {
                        ext4_std_error(sb, err);
                        break;