From 27f08ac11d241a9b7d45f9ca014dd496514b0719 Mon Sep 17 00:00:00 2001
From: Glenn Randers-Pehrson <glennrp at users.sourceforge.net>
Date: Sun, 22 Nov 2015 22:59:47 -0600
Subject: [PATCH] [lbpng16] Revert 12 -> 12U change in pngrutil.c

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

diff --git a/pngrutil.c b/pngrutil.c
index d54309120..2f6d6ad14 100644
--- a/pngrutil.c
+++ b/pngrutil.c
@@ -2174,7 +2174,7 @@ png_handle_pCAL(png_structrp png_ptr, png_inforp info_ptr, png_uint_32 length)
    /* We need to have at least 12 bytes after the purpose string
     * in order to get the parameter information.
     */
-   if (endptr - buf <= 12U)
+   if (endptr - buf <= 12)
    {
       png_chunk_benign_error(png_ptr, "invalid");
       return;