From d33a522936a97b92c21fc3010a068f481ecf28a3 Mon Sep 17 00:00:00 2001
From: Rene Kita <mail@rkta.de>
Date: Sun, 13 Feb 2022 10:51:06 +0100
Subject: [PATCH] Fix potential null pointer dereference

---
 w3mimg/fb/fb_imlib2.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/w3mimg/fb/fb_imlib2.c b/w3mimg/fb/fb_imlib2.c
index 1a5151c..477d385 100644
--- a/w3mimg/fb/fb_imlib2.c
+++ b/w3mimg/fb/fb_imlib2.c
@@ -84,6 +84,9 @@ draw(FB_IMAGE * img, Imlib_Image image)
     imlib_context_set_image(image);
     data = imlib_image_get_data_for_reading_only();
 
+    if (data == NULL)
+	return;
+
     for (j = 0; j < img->height; j++) {
 	offset = img->width * j;
 	for (i = 0; i < img->width; i++) {