drm: tegra: don't leave clients host1x member uninitialized

No real problem for now, as nothing is using this, but leaving it
unitialized is asking for trouble later on.

Signed-off-by: Lucas Stach <dev@lynxeye.de>
Signed-off-by: Dave Airlie <airlied@redhat.com>
diff --git a/drivers/gpu/drm/tegra/host1x.c b/drivers/gpu/drm/tegra/host1x.c
index bdb97a5..5d17b11 100644
--- a/drivers/gpu/drm/tegra/host1x.c
+++ b/drivers/gpu/drm/tegra/host1x.c
@@ -239,6 +239,8 @@
 		}
 	}
 
+	client->host1x = host1x;
+
 	return 0;
 }