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[APPHELP] Prevent a nullptr dereference

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Mark Jansen 2019-01-03 22:17:54 +01:00
parent 6969e85b29
commit e984cabad2
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1 changed files with 7 additions and 4 deletions
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7
dll/appcompat/apphelp/hsdb.c
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@ -1,10 +1,10 @@
/* /*
* PROJECT: ReactOS Application compatibility module * PROJECT: ReactOS Application compatibility module
* LICENSE: GPL-2.0+ (https://spdx.org/licenses/GPL-2.0+) * LICENSE: GPL-2.0-or-later (https://spdx.org/licenses/GPL-2.0-or-later)
* PURPOSE: Shim matching / data (un)packing * PURPOSE: Shim matching / data (un)packing
* COPYRIGHT: Copyright 2011 André Hentschel * COPYRIGHT: Copyright 2011 André Hentschel
* Copyright 2013 Mislav Blaževic * Copyright 2013 Mislav Blaževic
* Copyright 2015-2018 Mark Jansen (mark.jansen@reactos.org) * Copyright 2015-2019 Mark Jansen (mark.jansen@reactos.org)
*/ */
#define WIN32_NO_STATUS #define WIN32_NO_STATUS
@ -415,10 +415,13 @@ HSDB WINAPI SdbInitDatabase(DWORD flags, LPCWSTR path)
* @param [in] hsdb Handle to the shim database. * @param [in] hsdb Handle to the shim database.
*/ */
void WINAPI SdbReleaseDatabase(HSDB hsdb) void WINAPI SdbReleaseDatabase(HSDB hsdb)
{
if (hsdb)
{ {
SdbCloseDatabase(hsdb->pdb); SdbCloseDatabase(hsdb->pdb);
SdbFree(hsdb); SdbFree(hsdb);
} }
}
/** /**
* Queries database for a specified exe If hsdb is NULL default database shall be loaded and * Queries database for a specified exe If hsdb is NULL default database shall be loaded and