From a7737ad40c0ddeacdb74a827444c6101a13f8b1f Mon Sep 17 00:00:00 2001
From: Jim Mathies <jmathies@mozilla.com>
Date: Fri, 21 Jun 2013 04:11:43 -0500
Subject: [PATCH] Bug 853857 - Check the result of
 CrashReporter::CheckForLastRunCrash. r=ted

---
 toolkit/crashreporter/nsExceptionHandler.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/toolkit/crashreporter/nsExceptionHandler.cpp b/toolkit/crashreporter/nsExceptionHandler.cpp
index a2c617a065e..61bc42a4ad5 100644
--- a/toolkit/crashreporter/nsExceptionHandler.cpp
+++ b/toolkit/crashreporter/nsExceptionHandler.cpp
@@ -2434,9 +2434,9 @@ CheckForLastRunCrash()
 #endif
   nsCOMPtr<nsIFile> lastMinidumpFile;
   CreateFileFromPath(lastMinidump.get(),
-                      getter_AddRefs(lastMinidumpFile));
+                     getter_AddRefs(lastMinidumpFile));
 
-  if (NS_FAILED(lastMinidumpFile->Exists(&exists)) || !exists) {
+  if (!lastMinidumpFile || NS_FAILED(lastMinidumpFile->Exists(&exists)) || !exists) {
     return false;
   }