From 50876c5cd95770e788cccf670536ace8d7804f9f Mon Sep 17 00:00:00 2001
From: Dave Stevenson <dave.stevenson@raspberrypi.com>
Date: Thu, 19 Oct 2023 10:32:04 +0100
Subject: [PATCH 0684/1085] drm/fb_helper: Change query for FB designation from
 drm_fb to drm-fb

Fixes: 1216ea56c2e3 ("drm/fb-helper: Look up preferred fbdev node number from DT")
Signed-off-by: Dave Stevenson <dave.stevenson@raspberrypi.com>
---
 drivers/gpu/drm/drm_fb_helper.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

--- a/drivers/gpu/drm/drm_fb_helper.c
+++ b/drivers/gpu/drm/drm_fb_helper.c
@@ -1881,11 +1881,11 @@ __drm_fb_helper_initial_config_and_unloc
 	 * register the fbdev emulation instance in kernel_fb_helper_list. */
 	mutex_unlock(&fb_helper->lock);
 
-	id = of_alias_get_highest_id("drm_fb");
+	id = of_alias_get_highest_id("drm-fb");
 	if (id >= 0)
 		fb_set_lowest_dynamic_fb(id + 1);
 
-	id = of_alias_get_id(dev->dev->of_node, "drm_fb");
+	id = of_alias_get_id(dev->dev->of_node, "drm-fb");
 	if (id >= 0) {
 		info->node = id;
 		info->custom_fb_num = true;
