isapnp: switch to fixed_size_llseek()
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
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7233c77408
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@ -29,27 +29,7 @@ static struct proc_dir_entry *isapnp_proc_bus_dir = NULL;
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static loff_t isapnp_proc_bus_lseek(struct file *file, loff_t off, int whence)
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{
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loff_t new = -1;
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struct inode *inode = file_inode(file);
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mutex_lock(&inode->i_mutex);
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switch (whence) {
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case 0:
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new = off;
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break;
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case 1:
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new = file->f_pos + off;
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break;
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case 2:
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new = 256 + off;
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break;
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}
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if (new < 0 || new > 256)
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new = -EINVAL;
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else
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file->f_pos = new;
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mutex_unlock(&inode->i_mutex);
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return new;
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return fixed_size_llseek(file, off, whence, 256);
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}
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static ssize_t isapnp_proc_bus_read(struct file *file, char __user * buf,
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