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ext4: Use simple_strtol() instead of simple_strtoul() in ext4_ui_proc_open

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Signed-off-by: Roel Kluin <roel.kluin@gmail.com>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
This commit is contained in:
Roel Kluin 2008-11-26 02:23:19 -05:00 committed by Theodore Ts'o
parent 171bbfbeab
commit 23475e264c
1 changed files with 3 additions and 6 deletions
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9
fs/ext4/super.c
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@ -3521,18 +3521,15 @@ static int ext4_ui_proc_open(struct inode *inode, struct file *file)
static ssize_t ext4_ui_proc_write(struct file *file, const char __user *buf,
size_t cnt, loff_t *ppos)
{
unsigned int *p = PDE(file->f_path.dentry->d_inode)->data;
unsigned long *p = PDE(file->f_path.dentry->d_inode)->data;
char str[32];
unsigned long value;
if (cnt >= sizeof(str))
return -EINVAL;
if (copy_from_user(str, buf, cnt))
return -EFAULT;
value = simple_strtol(str, NULL, 0);
if (value < 0)
return -ERANGE;
*p = value;
*p = simple_strtoul(str, NULL, 0);
return cnt;
}