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ext4: Use vzalloc in ext4_fill_flex_info()

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Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
This commit is contained in:
Joe Perches 2010-12-19 22:21:02 -05:00 committed by Theodore Ts'o
parent af0b44a197
commit 94de56ab20
1 changed files with 7 additions and 8 deletions
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11
fs/ext4/super.c
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@ -1930,15 +1930,14 @@ static int ext4_fill_flex_info(struct super_block *sb)
size = flex_group_count * sizeof(struct flex_groups); size = flex_group_count * sizeof(struct flex_groups);
sbi->s_flex_groups = kzalloc(size, GFP_KERNEL); sbi->s_flex_groups = kzalloc(size, GFP_KERNEL);
if (sbi->s_flex_groups == NULL) { if (sbi->s_flex_groups == NULL) {
sbi->s_flex_groups = vmalloc(size); sbi->s_flex_groups = vzalloc(size);
if (sbi->s_flex_groups)
memset(sbi->s_flex_groups, 0, size);
}
if (sbi->s_flex_groups == NULL) { if (sbi->s_flex_groups == NULL) {
ext4_msg(sb, KERN_ERR, "not enough memory for " ext4_msg(sb, KERN_ERR,
"%u flex groups", flex_group_count); "not enough memory for %u flex groups",
flex_group_count);
goto failed; goto failed;
} }
}
for (i = 0; i < sbi->s_groups_count; i++) { for (i = 0; i < sbi->s_groups_count; i++) {
gdp = ext4_get_group_desc(sb, i, NULL); gdp = ext4_get_group_desc(sb, i, NULL);