staging: comedi: Remove check for HAVE_UNLOCKED_IOCTL

All new kernels have unlocked_ioctl so we don't need to check.
Signed-off-by: Shawn Bohrer <shawn.bohrer@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

drivers/staging/comedi/comedi_compat32.c

@@ -101,22 +101,12 @@ static int translated_ioctl(struct file *file, unsigned int cmd,
 	if (!file->f_op)
 		return -ENOTTY;
 
-#ifdef HAVE_UNLOCKED_IOCTL
 	if (file->f_op->unlocked_ioctl) {
 		int rc = (int)(*file->f_op->unlocked_ioctl) (file, cmd, arg);
 		if (rc == -ENOIOCTLCMD)
 			rc = -ENOTTY;
 		return rc;
 	}
-#endif
-	if (file->f_op->ioctl) {
-		int rc;
-		lock_kernel();
-		rc = (*file->f_op->ioctl) (file->f_dentry->d_inode,
-					   file, cmd, arg);
-		unlock_kernel();
-		return rc;
-	}
 	return -ENOTTY;
 }
 

drivers/staging/comedi/comedi_fops.c

@@ -110,13 +110,8 @@ static struct device_attribute dev_attr_read_buffer_kb;
 static struct device_attribute dev_attr_max_write_buffer_kb;
 static struct device_attribute dev_attr_write_buffer_kb;
 
-#ifdef HAVE_UNLOCKED_IOCTL
 static long comedi_unlocked_ioctl(struct file *file, unsigned int cmd,
 				  unsigned long arg)
-#else
-static int comedi_ioctl(struct inode *inode, struct file *file,
-			unsigned int cmd, unsigned long arg)
-#endif
 {
 	const unsigned minor = iminor(file->f_dentry->d_inode);
 	struct comedi_device_file_info *dev_file_info =
@@ -1867,11 +1862,7 @@ static int comedi_fasync(int fd, struct file *file, int on)
 
 const struct file_operations comedi_fops = {
 	.owner = THIS_MODULE,
-#ifdef HAVE_UNLOCKED_IOCTL
 	.unlocked_ioctl = comedi_unlocked_ioctl,
-#else
-	.ioctl = comedi_ioctl,
-#endif
 #ifdef HAVE_COMPAT_IOCTL
 	.compat_ioctl = comedi_compat_ioctl,
 #endif

drivers/staging/comedi/drivers/serial2002.c

@@ -125,14 +125,9 @@ struct serial_data {
 
 static long tty_ioctl(struct file *f, unsigned op, unsigned long param)
 {
-#ifdef HAVE_UNLOCKED_IOCTL
-	if (f->f_op->unlocked_ioctl) {
+	if (f->f_op->unlocked_ioctl)
 		return f->f_op->unlocked_ioctl(f, op, param);
-	}
-#endif
-	if (f->f_op->ioctl) {
-		return f->f_op->ioctl(f->f_dentry->d_inode, f, op, param);
-	}
+
 	return -ENOSYS;
 }