From aa7fe6ce25205c34b2cc9cd56650c6eba752255a Mon Sep 17 00:00:00 2001
From: Lars Ingebrigtsen <larsi@gnus.org>
Date: Fri, 17 Jul 2020 16:01:55 +0200
Subject: [PATCH] Don't message complete GIF data upon errors

* src/image.c (gif_load): When unable to parse a GIF specified
via a data attribute, don't message the complete binary, because
that's not useful (bug#40850).
---
 src/image.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/image.c b/src/image.c
index c8a192aaaf1..e7e0a93313b 100644
--- a/src/image.c
+++ b/src/image.c
@@ -8274,7 +8274,10 @@ gif_load (struct frame *f, struct image *img)
   rc = DGifSlurp (gif);
   if (rc == GIF_ERROR || gif->ImageCount <= 0)
     {
-      image_error ("Error reading `%s'", img->spec);
+      if (NILP (specified_data))
+	image_error ("Error reading `%s'", img->spec);
+      else
+	image_error ("Error reading GIF data");
       gif_close (gif, NULL);
       return 0;
     }
-- 
2.39.5