V4L/DVB: Bug fix: make IR work again for dm1105

It makes IR to work again for dm1105 and, possibly, others.

Signed-off-by: Igor M. Liplianin <liplianin@me.by>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
diff --git a/drivers/media/IR/ir-keytable.c b/drivers/media/IR/ir-keytable.c
index 9374a00..94a8577 100644
--- a/drivers/media/IR/ir-keytable.c
+++ b/drivers/media/IR/ir-keytable.c
@@ -490,11 +490,12 @@
 	if (rc < 0)
 		goto out_table;
 
-	if (ir_dev->props->driver_type == RC_DRIVER_IR_RAW) {
-		rc = ir_raw_event_register(input_dev);
-		if (rc < 0)
-			goto out_event;
-	}
+	if (ir_dev->props)
+		if (ir_dev->props->driver_type == RC_DRIVER_IR_RAW) {
+			rc = ir_raw_event_register(input_dev);
+			if (rc < 0)
+				goto out_event;
+		}
 
 	IR_dprintk(1, "Registered input device on %s for %s remote.\n",
 		   driver_name, rc_tab->name);
@@ -530,8 +531,10 @@
 	IR_dprintk(1, "Freed keycode table\n");
 
 	del_timer_sync(&ir_dev->timer_keyup);
-	if (ir_dev->props->driver_type == RC_DRIVER_IR_RAW)
-		ir_raw_event_unregister(input_dev);
+	if (ir_dev->props)
+		if (ir_dev->props->driver_type == RC_DRIVER_IR_RAW)
+			ir_raw_event_unregister(input_dev);
+
 	rc_tab = &ir_dev->rc_tab;
 	rc_tab->size = 0;
 	kfree(rc_tab->scan);