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Don't try to release mutex with NULL handle. Also prevent releasing the same mutex twice.

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svn path=/trunk/; revision=14168
This commit is contained in:
Filip Navara 2005-03-17 23:16:12 +00:00
parent 310a5bcfb7
commit b8419654bd
1 changed files with 2 additions and 1 deletions
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3
reactos/lib/kernel32/debug/output.c
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@ -456,7 +456,8 @@ VOID WINAPI OutputDebugStringA(LPCSTR _OutputString)
if(hDBMonDataReady) CloseHandle(hDBMonDataReady);
/* leave the critical section */
ReleaseMutex(hDBMonMutex);
if(hDBMonDataReady != NULL)
ReleaseMutex(hDBMonMutex);
#if 0
}
}