From 0f2adc19eb971903fff6168a41f50e5ca362f86e Mon Sep 17 00:00:00 2001
From: Glenn Randers-Pehrson <glennrp at users.sourceforge.net>
Date: Sun, 10 Sep 2017 09:47:29 -0500
Subject: [PATCH] [libpng16] Trying to avoid a UMR in png_set_text_2(().

---
 pngset.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pngset.c b/pngset.c
index 15531bbe6..d5e683ba1 100644
--- a/pngset.c
+++ b/pngset.c
@@ -886,7 +886,7 @@ png_set_text_2(png_const_structrp png_ptr, png_inforp info_ptr,
 
       if (text_ptr[i].text == NULL)
          text_is_null=1;
-      if (text_ptr[i].text[0] == '\0')
+      else if (text_ptr[i].text[0] == '\0')
          text_0_is_0=1;
 
       if (text_is_null)