From 52a566af97df73942b2fe2548d324fb2c35bb2f5 Mon Sep 17 00:00:00 2001
From: Glenn Randers-Pehrson <glennrp at users.sourceforge.net>
Date: Mon, 4 Sep 2017 18:23:06 -0500
Subject: [PATCH] [libpng16] Fix typecast in pngtrans.c

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

diff --git a/pngtrans.c b/pngtrans.c
index c66921748..191ec4dc9 100644
--- a/pngtrans.c
+++ b/pngtrans.c
@@ -609,7 +609,7 @@ png_do_strip_channel(png_row_infop row_info, png_bytep row, int at_start)
       return; /* The filler channel has gone already */
 
    /* Fix the rowbytes value. */
-   row_info->rowbytes = (unsigned int)(dp-row);
+   row_info->rowbytes = (png_size_t)(dp-row);
 }
 #endif