ext3: Use DIV_ROUND_UP() on group desc block counting
Signed-off-by: Namhyung Kim <namhyung@gmail.com> Signed-off-by: Jan Kara <jack@suse.cz>
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@ -1864,8 +1864,7 @@ static int ext3_fill_super (struct super_block *sb, void *data, int silent)
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sbi->s_groups_count = ((le32_to_cpu(es->s_blocks_count) -
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sbi->s_groups_count = ((le32_to_cpu(es->s_blocks_count) -
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le32_to_cpu(es->s_first_data_block) - 1)
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le32_to_cpu(es->s_first_data_block) - 1)
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/ EXT3_BLOCKS_PER_GROUP(sb)) + 1;
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/ EXT3_BLOCKS_PER_GROUP(sb)) + 1;
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db_count = (sbi->s_groups_count + EXT3_DESC_PER_BLOCK(sb) - 1) /
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db_count = DIV_ROUND_UP(sbi->s_groups_count, EXT3_DESC_PER_BLOCK(sb));
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EXT3_DESC_PER_BLOCK(sb);
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sbi->s_group_desc = kmalloc(db_count * sizeof (struct buffer_head *),
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sbi->s_group_desc = kmalloc(db_count * sizeof (struct buffer_head *),
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GFP_KERNEL);
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GFP_KERNEL);
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if (sbi->s_group_desc == NULL) {
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if (sbi->s_group_desc == NULL) {
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