forked from Minki/linux
ext4: Use simple_strtol() instead of simple_strtoul() in ext4_ui_proc_open
Signed-off-by: Roel Kluin <roel.kluin@gmail.com> Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
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@ -3521,18 +3521,15 @@ static int ext4_ui_proc_open(struct inode *inode, struct file *file)
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static ssize_t ext4_ui_proc_write(struct file *file, const char __user *buf,
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size_t cnt, loff_t *ppos)
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{
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unsigned int *p = PDE(file->f_path.dentry->d_inode)->data;
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unsigned long *p = PDE(file->f_path.dentry->d_inode)->data;
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char str[32];
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unsigned long value;
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if (cnt >= sizeof(str))
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return -EINVAL;
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if (copy_from_user(str, buf, cnt))
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return -EFAULT;
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value = simple_strtol(str, NULL, 0);
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if (value < 0)
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return -ERANGE;
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*p = value;
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*p = simple_strtoul(str, NULL, 0);
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return cnt;
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}
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