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Commit 81a4e320 authored by Namhyung Kim's avatar Namhyung Kim Committed by Jan Kara
Browse files

ext3: Use DIV_ROUND_UP() on group desc block counting 



Signed-off-by: default avatarNamhyung Kim <namhyung@gmail.com>
Signed-off-by: default avatarJan Kara <jack@suse.cz>
parent 4569cd1b

fs/ext3/super.c

+1 −2
Original line number Diff line number Diff line
@@ -1864,8 +1864,7 @@ static int ext3_fill_super (struct super_block *sb, void *data, int silent) 
	sbi->s_groups_count = ((le32_to_cpu(es->s_blocks_count) -

			       le32_to_cpu(es->s_first_data_block) - 1)

				       / EXT3_BLOCKS_PER_GROUP(sb)) + 1;

	db_count = (sbi->s_groups_count + EXT3_DESC_PER_BLOCK(sb) - 1) /

		   EXT3_DESC_PER_BLOCK(sb);

	db_count = DIV_ROUND_UP(sbi->s_groups_count, EXT3_DESC_PER_BLOCK(sb));

	sbi->s_group_desc = kmalloc(db_count * sizeof (struct buffer_head *),

				    GFP_KERNEL);

	if (sbi->s_group_desc == NULL) {