[SPARC]: Missing compat_ioctl hookup in openprom driver.

Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/sbus/char/openprom.c b/drivers/sbus/char/openprom.c
index 5028ac2..383a95f 100644
--- a/drivers/sbus/char/openprom.c
+++ b/drivers/sbus/char/openprom.c
@@ -596,6 +596,8 @@
 		lock_kernel();
 		break;
 	}
+
+	return rval;
 }
 
 static int openprom_open(struct inode * inode, struct file * file)
@@ -623,6 +625,7 @@
 	.owner =	THIS_MODULE,
 	.llseek =	no_llseek,
 	.ioctl =	openprom_ioctl,
+	.compat_ioctl =	openprom_compat_ioctl,
 	.open =		openprom_open,
 	.release =	openprom_release,
 };