From 40026a7eb7b3fc5500c61b2b2a1496d2322acd2d Mon Sep 17 00:00:00 2001
From: Marcus Meissner <marcus@jet.franken.de>
Date: Thu, 3 Dec 2009 00:29:24 +0100
Subject: [PATCH] mmsystem.dll16: Check for NULL ptr in mmioRename (Coverity).

---
 dlls/mmsystem.dll16/mmio16.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/dlls/mmsystem.dll16/mmio16.c b/dlls/mmsystem.dll16/mmio16.c
index d0e24bc7038..cc13583807a 100644
--- a/dlls/mmsystem.dll16/mmio16.c
+++ b/dlls/mmsystem.dll16/mmio16.c
@@ -631,7 +631,8 @@ MMRESULT16 WINAPI mmioRename16(LPCSTR szFileName, LPCSTR szNewFileName,
         inst = TRUE;
     }
     memset(&mmioinfo, 0, sizeof(mmioinfo));
-    mmioinfo.fccIOProc = lpmmioinfo->fccIOProc;
+    if (lpmmioinfo)
+        mmioinfo.fccIOProc = lpmmioinfo->fccIOProc;
     ret = mmioRenameA(szFileName, szNewFileName, &mmioinfo, dwRenameFlags);
     if (inst) {
         mmioInstallIOProc16(lpmmioinfo->fccIOProc, NULL, MMIO_REMOVEPROC);
-- 
2.11.4.GIT