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ext4: improve ext4_fill_flex_info() a bit

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- use kzalloc() instead of kmalloc() + memset()
- improve a printk info

Signed-off-by: Li Zefan <lizf@cn.fujitsu.com>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
This commit is contained in:
Li Zefan 2008-07-24 12:49:59 -04:00 committed by Theodore Ts'o
parent 12219aea6b
commit ec05e868ac
1 changed files with 3 additions and 4 deletions
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7
fs/ext4/super.c
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@ -1506,14 +1506,13 @@ static int ext4_fill_flex_info(struct super_block *sb)
flex_group_count = (sbi->s_groups_count + groups_per_flex - 1) /
groups_per_flex;
sbi->s_flex_groups = kmalloc(flex_group_count *
sbi->s_flex_groups = kzalloc(flex_group_count *
sizeof(struct flex_groups), GFP_KERNEL);
if (sbi->s_flex_groups == NULL) {
printk(KERN_ERR "EXT4-fs: not enough memory\n");
printk(KERN_ERR "EXT4-fs: not enough memory for "
"%lu flex groups\n", flex_group_count);
goto failed;
}
memset(sbi->s_flex_groups, 0, flex_group_count *
sizeof(struct flex_groups));
gdp = ext4_get_group_desc(sb, 1, &bh);
block_bitmap = ext4_block_bitmap(sb, gdp) - 1;