From 3c5b952cb32cd2e3f619f80f8abef13ec0aa7dec Mon Sep 17 00:00:00 2001
From: Christoph von Wittich <christoph_vw@reactos.org>
Date: Wed, 2 Sep 2015 10:20:21 +0000
Subject: [PATCH] [CRT] fix null pointer deref in _gmtime64_s CID 515314

svn path=/trunk/; revision=68913
---
 reactos/lib/sdk/crt/time/gmtime.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/reactos/lib/sdk/crt/time/gmtime.c b/reactos/lib/sdk/crt/time/gmtime.c
index 314811ac586..fac48a4044a 100644
--- a/reactos/lib/sdk/crt/time/gmtime.c
+++ b/reactos/lib/sdk/crt/time/gmtime.c
@@ -123,7 +123,8 @@ _gmtime64_s(
    struct tm* ptm,
    const __time64_t* ptime)
 {
-    __time64_t time = *ptime;
+    __time64_t time;
+
     if (!ptm)
     {
         MSVCRT_INVALID_PMT("ptm == NULL", ERROR_BAD_COMMAND);
@@ -136,6 +137,8 @@ _gmtime64_s(
         return ERROR_BAD_COMMAND;
     }
 
+    time = *ptime;
+
     _gmtime_worker(ptm, time, 0);
 
     return ERROR_SUCCESS;