From c8f3df8ea4a8674e41969fd0cacabcdfc2facfa1 Mon Sep 17 00:00:00 2001
From: Jinfeng Gu <quic_gjinfeng@quicinc.com>
Date: Thu, 22 Aug 2024 15:51:37 +0800
Subject: [PATCH] disp: msm: dsi: add null pointer check in
 dsi_display_dev_remove

This change add display null pointer check in dsi_display_dev_remove.

Change-Id: Ib31756c3b22256d19cbcb508f60de4550e3834e1
Signed-off-by: Jinfeng Gu <quic_gjinfeng@quicinc.com>
---
 msm/dsi/dsi_display.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/msm/dsi/dsi_display.c b/msm/dsi/dsi_display.c
index b75c465340b0..6962049ee8fb 100644
--- a/msm/dsi/dsi_display.c
+++ b/msm/dsi/dsi_display.c
@@ -6131,6 +6131,10 @@ int dsi_display_dev_remove(struct platform_device *pdev)
 	}
 
 	display = platform_get_drvdata(pdev);
+	if (!display || !display->panel_node) {
+		DSI_ERR("invalid display\n");
+		return -EINVAL;
+	}
 
 	/* decrement ref count */
 	of_node_put(display->panel_node);