From 83a84abc08e454a13adcc96e84d018e977987444 Mon Sep 17 00:00:00 2001
From: Scott Ludwig <scottlu@gmail.com>
Date: Tue, 12 Jan 2016 15:32:40 -0800
Subject: [PATCH] Fix observed crash in IPhone::Log

---
 game/iphone/iphone.mm | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/game/iphone/iphone.mm b/game/iphone/iphone.mm
index 751b3af..053ce1f 100644
--- a/game/iphone/iphone.mm
+++ b/game/iphone/iphone.mm
@@ -337,7 +337,11 @@ void IPhone::Log(char *pszFormat, va_list va)
 #endif
 
     char sz[512];
-    vsnprintf(sz, sizeof(sz), pszFormat, va);
+	if (va != NULL) {
+		vsnprintf(sz, sizeof(sz), pszFormat, va);
+	} else {
+		strncpyz(sz, pszFormat, sizeof(sz));
+	}
 
 #ifdef SIMULATOR
     printf("%s\n", sz);