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isapnp: switch to fixed_size_llseek()

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Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro 2013-06-23 12:09:11 +04:00
parent 7233c77408
commit c09ed2a6fa
1 changed files with 1 additions and 21 deletions
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22
drivers/pnp/isapnp/proc.c
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@ -29,27 +29,7 @@ static struct proc_dir_entry *isapnp_proc_bus_dir = NULL;
static loff_t isapnp_proc_bus_lseek(struct file *file, loff_t off, int whence)
{
loff_t new = -1;
struct inode *inode = file_inode(file);
mutex_lock(&inode->i_mutex);
switch (whence) {
case 0:
new = off;
break;
case 1:
new = file->f_pos + off;
break;
case 2:
new = 256 + off;
break;
}
if (new < 0 || new > 256)
new = -EINVAL;
else
file->f_pos = new;
mutex_unlock(&inode->i_mutex);
return new;
return fixed_size_llseek(file, off, whence, 256);
}
static ssize_t isapnp_proc_bus_read(struct file *file, char __user * buf,