From 25f1234830855d9d7a5f1ab40241df971579e1af Mon Sep 17 00:00:00 2001
From: Sebastian Rasmussen <sebras@gmail.com>
Date: Thu, 6 Jul 2017 22:05:54 +0800
Subject: png: Drop pixmap when not writing an image without pixels.

---
 source/fitz/output-png.c | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'source/fitz/output-png.c')

diff --git a/source/fitz/output-png.c b/source/fitz/output-png.c
index 87c69428..0c0edf97 100644
--- a/source/fitz/output-png.c
+++ b/source/fitz/output-png.c
@@ -314,7 +314,11 @@ png_from_pixmap(fz_context *ctx, fz_pixmap *pix, const fz_color_params *color_pa
 	fz_var(pix2);
 
 	if (pix->w == 0 || pix->h == 0)
+	{
+		if (drop)
+			fz_drop_pixmap(ctx, pix);
 		return NULL;
+	}
 
 	if (color_params == NULL)
 		color_params = fz_default_color_params(ctx);
-- 
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