[media] cx25840: fix probing of cx2583x chips

Fix the probing of cx2583x chips, because two controls were clustered
that are not created for these chips.

This regression was introduced in 2.6.36.

Signed-off-by: Sven Barth <pascaldragon@googlemail.com>
Signed-off-by: Andy Walls <awalls@md.metrocast.net>
Cc: stable@kernel.org
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
diff --git a/drivers/media/video/cx25840/cx25840-core.c b/drivers/media/video/cx25840/cx25840-core.c
index 6fc09dd..35796e0 100644
--- a/drivers/media/video/cx25840/cx25840-core.c
+++ b/drivers/media/video/cx25840/cx25840-core.c
@@ -2015,7 +2015,8 @@
 		kfree(state);
 		return err;
 	}
-	v4l2_ctrl_cluster(2, &state->volume);
+	if (!is_cx2583x(state))
+		v4l2_ctrl_cluster(2, &state->volume);
 	v4l2_ctrl_handler_setup(&state->hdl);
 
 	if (client->dev.platform_data) {