From: Russell King <rmk+kernel@armlinux.org.uk>
Date: Thu, 24 Jan 2019 14:18:17 +0000 (+0000)
Subject: drm/armada: no need to check parent of remote
X-Git-Tag: v5.15~5873^2~10^2
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=837567c1e9d587c0b438263c9cfd32de46640e16;p=platform%2Fkernel%2Flinux-starfive.git

drm/armada: no need to check parent of remote

There's no need to check the parent of the remote device to check
whether it is available or not, the remote is the device itself.

Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
---

diff --git a/drivers/gpu/drm/armada/armada_drv.c b/drivers/gpu/drm/armada/armada_drv.c
index 1cfabcd6a629..f1729398b1bd 100644
--- a/drivers/gpu/drm/armada/armada_drv.c
+++ b/drivers/gpu/drm/armada/armada_drv.c
@@ -210,17 +210,9 @@ static void armada_add_endpoints(struct device *dev,
 
 	for_each_endpoint_of_node(dev_node, ep) {
 		remote = of_graph_get_remote_port_parent(ep);
-		if (!remote || !of_device_is_available(remote)) {
-			of_node_put(remote);
-			continue;
-		} else if (!of_device_is_available(remote->parent)) {
-			dev_warn(dev, "parent device of %pOF is not available\n",
-				 remote);
-			of_node_put(remote);
-			continue;
-		}
-
-		drm_of_component_match_add(dev, match, compare_of, remote);
+		if (remote && of_device_is_available(remote))
+			drm_of_component_match_add(dev, match, compare_of,
+						   remote);
 		of_node_put(remote);
 	}
 }