From 59dc0bffc0f754de8daed29bce3a48e90ea6b4fb Mon Sep 17 00:00:00 2001
From: Andrei Karas <akaras@inbox.ru>
Date: Wed, 16 Mar 2011 14:28:45 +0200
Subject: Add checks and fix some code style.

---
 src/resources/imagewriter.cpp | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'src/resources/imagewriter.cpp')

diff --git a/src/resources/imagewriter.cpp b/src/resources/imagewriter.cpp
index 5cc8b4d45..bc5fb7905 100644
--- a/src/resources/imagewriter.cpp
+++ b/src/resources/imagewriter.cpp
@@ -30,6 +30,9 @@
 
 bool ImageWriter::writePNG(SDL_Surface *surface, const std::string &filename)
 {
+    if (!surface)
+        return false;
+
     // TODO Maybe someone can make this look nice?
 
     png_structp png_ptr;
-- 
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