From 00171ca935d945ec9831d67ff0ef020f078cd19a Mon Sep 17 00:00:00 2001
From: Maksim Shabunin <maksim.shabunin@gmail.com>
Date: Mon, 18 Mar 2019 12:24:18 +0300
Subject: [PATCH] Patched libpng to address CVE-2019-7317

---
 3rdparty/libpng/png.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/3rdparty/libpng/png.c b/3rdparty/libpng/png.c
index 3dce191d17..ea44e2b688 100644
--- a/3rdparty/libpng/png.c
+++ b/3rdparty/libpng/png.c
@@ -4588,8 +4588,7 @@ png_image_free(png_imagep image)
    if (image != NULL && image->opaque != NULL &&
       image->opaque->error_buf == NULL)
    {
-      /* Ignore errors here: */
-      (void)png_safe_execute(image, png_image_free_function, image);
+      png_image_free_function(image);
       image->opaque = NULL;
    }
 }