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Fix a reference leak on failure (spotted by Rob Shearman). 

Move some code over to the Interlocked* functions.
This commit is contained in:
Huw Davies 2004-09-28 19:19:27 +00:00 committed by Alexandre Julliard
parent 076b5b706f
commit e8d89cd0f5
8 changed files with 78 additions and 82 deletions
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30
dlls/amstream/main.c
View File

@ -95,15 +95,17 @@ AMCF_QueryInterface(LPCLASSFACTORY iface,REFIID riid,LPVOID *ppobj)
return E_NOINTERFACE; return E_NOINTERFACE;
} }
static ULONG WINAPI AMCF_AddRef(LPCLASSFACTORY iface) { static ULONG WINAPI AMCF_AddRef(LPCLASSFACTORY iface)
{
IClassFactoryImpl *This = (IClassFactoryImpl *)iface; IClassFactoryImpl *This = (IClassFactoryImpl *)iface;
return ++(This->ref); return InterlockedIncrement(&This->ref);
} }
static ULONG WINAPI AMCF_Release(LPCLASSFACTORY iface) { static ULONG WINAPI AMCF_Release(LPCLASSFACTORY iface)
{
IClassFactoryImpl *This = (IClassFactoryImpl *)iface; IClassFactoryImpl *This = (IClassFactoryImpl *)iface;
ULONG ref = --This->ref; ULONG ref = InterlockedDecrement(&This->ref);
if (ref == 0) if (ref == 0)
HeapFree(GetProcessHeap(), 0, This); HeapFree(GetProcessHeap(), 0, This);
@ -113,28 +115,26 @@ static ULONG WINAPI AMCF_Release(LPCLASSFACTORY iface) {
static HRESULT WINAPI AMCF_CreateInstance(LPCLASSFACTORY iface, LPUNKNOWN pOuter, static HRESULT WINAPI AMCF_CreateInstance(LPCLASSFACTORY iface, LPUNKNOWN pOuter,
REFIID riid, LPVOID *ppobj) { REFIID riid, LPVOID *ppobj)
{
IClassFactoryImpl *This = (IClassFactoryImpl *)iface; IClassFactoryImpl *This = (IClassFactoryImpl *)iface;
HRESULT hres; HRESULT hres;
LPUNKNOWN punk; LPUNKNOWN punk;
TRACE("(%p)->(%p,%s,%p)\n",This,pOuter,debugstr_guid(riid),ppobj); TRACE("(%p)->(%p,%s,%p)\n",This,pOuter,debugstr_guid(riid),ppobj);
*ppobj = NULL;
hres = This->pfnCreateInstance(pOuter, (LPVOID *) &punk); hres = This->pfnCreateInstance(pOuter, (LPVOID *) &punk);
if (FAILED(hres)) { if (SUCCEEDED(hres)) {
*ppobj = NULL; hres = IUnknown_QueryInterface(punk, riid, ppobj);
return hres; IUnknown_Release(punk);
} }
hres = IUnknown_QueryInterface(punk, riid, ppobj);
if (FAILED(hres)) {
*ppobj = NULL;
return hres;
}
IUnknown_Release(punk);
return hres; return hres;
} }
static HRESULT WINAPI AMCF_LockServer(LPCLASSFACTORY iface,BOOL dolock) { static HRESULT WINAPI AMCF_LockServer(LPCLASSFACTORY iface,BOOL dolock)
{
IClassFactoryImpl *This = (IClassFactoryImpl *)iface; IClassFactoryImpl *This = (IClassFactoryImpl *)iface;
FIXME("(%p)->(%d),stub!\n",This,dolock); FIXME("(%p)->(%d),stub!\n",This,dolock);
return S_OK; return S_OK;

17
dlls/d3dxof/main.c
View File

@ -97,14 +97,14 @@ static HRESULT WINAPI XFCF_QueryInterface(LPCLASSFACTORY iface,REFIID riid, LPVO
static ULONG WINAPI XFCF_AddRef(LPCLASSFACTORY iface) static ULONG WINAPI XFCF_AddRef(LPCLASSFACTORY iface)
{ {
IClassFactoryImpl *This = (IClassFactoryImpl *)iface; IClassFactoryImpl *This = (IClassFactoryImpl *)iface;
return ++(This->ref); return InterlockedIncrement(&This->ref);
} }
static ULONG WINAPI XFCF_Release(LPCLASSFACTORY iface) static ULONG WINAPI XFCF_Release(LPCLASSFACTORY iface)
{ {
IClassFactoryImpl *This = (IClassFactoryImpl *)iface; IClassFactoryImpl *This = (IClassFactoryImpl *)iface;
ULONG ref = --This->ref; ULONG ref = InterlockedDecrement(&This->ref);
if (ref == 0) if (ref == 0)
HeapFree(GetProcessHeap(), 0, This); HeapFree(GetProcessHeap(), 0, This);
@ -120,17 +120,12 @@ static HRESULT WINAPI XFCF_CreateInstance(LPCLASSFACTORY iface, LPUNKNOWN pOuter
TRACE("(%p)->(%p,%s,%p)\n",This,pOuter,debugstr_guid(riid),ppobj); TRACE("(%p)->(%p,%s,%p)\n",This,pOuter,debugstr_guid(riid),ppobj);
*ppobj = NULL;
hres = This->pfnCreateInstance(pOuter, (LPVOID *) &punk); hres = This->pfnCreateInstance(pOuter, (LPVOID *) &punk);
if (FAILED(hres)) { if (SUCCEEDED(hres)) {
*ppobj = NULL; hres = IUnknown_QueryInterface(punk, riid, ppobj);
return hres; IUnknown_Release(punk);
} }
hres = IUnknown_QueryInterface(punk, riid, ppobj);
if (FAILED(hres)) {
*ppobj = NULL;
return hres;
}
IUnknown_Release(punk);
return hres; return hres;
} }

22
dlls/ddraw/main.c
View File

@ -491,29 +491,32 @@ DDCF_QueryInterface(LPCLASSFACTORY iface,REFIID riid,LPVOID *ppobj)
return E_NOINTERFACE; return E_NOINTERFACE;
} }
static ULONG WINAPI DDCF_AddRef(LPCLASSFACTORY iface) { static ULONG WINAPI DDCF_AddRef(LPCLASSFACTORY iface)
{
IClassFactoryImpl *This = (IClassFactoryImpl *)iface; IClassFactoryImpl *This = (IClassFactoryImpl *)iface;
TRACE("(%p)->() incrementing from %ld.\n", This, This->ref); TRACE("(%p)->() incrementing from %ld.\n", This, This->ref);
return ++(This->ref); return InterlockedIncrement(&This->ref);
} }
static ULONG WINAPI DDCF_Release(LPCLASSFACTORY iface) { static ULONG WINAPI DDCF_Release(LPCLASSFACTORY iface)
{
IClassFactoryImpl *This = (IClassFactoryImpl *)iface; IClassFactoryImpl *This = (IClassFactoryImpl *)iface;
ULONG ref = InterlockedDecrement(&This->ref);
TRACE("(%p)->() decrementing from %ld.\n", This, ref+1);
TRACE("(%p)->() decrementing from %ld.\n", This, This->ref); if (ref == 0)
if (--This->ref == 0)
HeapFree(GetProcessHeap(), 0, This); HeapFree(GetProcessHeap(), 0, This);
return This->ref; return ref;
} }
static HRESULT WINAPI DDCF_CreateInstance( static HRESULT WINAPI DDCF_CreateInstance(
LPCLASSFACTORY iface,LPUNKNOWN pOuter,REFIID riid,LPVOID *ppobj LPCLASSFACTORY iface,LPUNKNOWN pOuter,REFIID riid,LPVOID *ppobj
) { )
{
IClassFactoryImpl *This = (IClassFactoryImpl *)iface; IClassFactoryImpl *This = (IClassFactoryImpl *)iface;
TRACE("(%p)->(%p,%s,%p)\n",This,pOuter,debugstr_guid(riid),ppobj); TRACE("(%p)->(%p,%s,%p)\n",This,pOuter,debugstr_guid(riid),ppobj);
@ -521,7 +524,8 @@ static HRESULT WINAPI DDCF_CreateInstance(
return This->pfnCreateInstance(pOuter, riid, ppobj); return This->pfnCreateInstance(pOuter, riid, ppobj);
} }
static HRESULT WINAPI DDCF_LockServer(LPCLASSFACTORY iface,BOOL dolock) { static HRESULT WINAPI DDCF_LockServer(LPCLASSFACTORY iface,BOOL dolock)
{
IClassFactoryImpl *This = (IClassFactoryImpl *)iface; IClassFactoryImpl *This = (IClassFactoryImpl *)iface;
FIXME("(%p)->(%d),stub!\n",This,dolock); FIXME("(%p)->(%d),stub!\n",This,dolock);
return S_OK; return S_OK;

4
dlls/dpnet/dpnet_main.c
View File

@ -80,13 +80,13 @@ static HRESULT WINAPI DICF_QueryInterface(LPCLASSFACTORY iface,REFIID riid,LPVOI
static ULONG WINAPI DICF_AddRef(LPCLASSFACTORY iface) { static ULONG WINAPI DICF_AddRef(LPCLASSFACTORY iface) {
IClassFactoryImpl *This = (IClassFactoryImpl *)iface; IClassFactoryImpl *This = (IClassFactoryImpl *)iface;
return ++(This->ref); return InterlockedIncrement(&This->ref);
} }
static ULONG WINAPI DICF_Release(LPCLASSFACTORY iface) { static ULONG WINAPI DICF_Release(LPCLASSFACTORY iface) {
IClassFactoryImpl *This = (IClassFactoryImpl *)iface; IClassFactoryImpl *This = (IClassFactoryImpl *)iface;
/* static class, won't be freed */ /* static class, won't be freed */
return --(This->ref); return InterlockedDecrement(&This->ref);
} }
static HRESULT WINAPI DICF_CreateInstance(LPCLASSFACTORY iface,LPUNKNOWN pOuter,REFIID riid,LPVOID *ppobj) { static HRESULT WINAPI DICF_CreateInstance(LPCLASSFACTORY iface,LPUNKNOWN pOuter,REFIID riid,LPVOID *ppobj) {

4
dlls/dxdiagn/dxdiag_main.c
View File

@ -55,13 +55,13 @@ static HRESULT WINAPI DXDiagCF_QueryInterface(LPCLASSFACTORY iface,REFIID riid,L
static ULONG WINAPI DXDiagCF_AddRef(LPCLASSFACTORY iface) { static ULONG WINAPI DXDiagCF_AddRef(LPCLASSFACTORY iface) {
IClassFactoryImpl *This = (IClassFactoryImpl *)iface; IClassFactoryImpl *This = (IClassFactoryImpl *)iface;
return ++(This->ref); return InterlockedIncrement(&This->ref);
} }
static ULONG WINAPI DXDiagCF_Release(LPCLASSFACTORY iface) { static ULONG WINAPI DXDiagCF_Release(LPCLASSFACTORY iface) {
IClassFactoryImpl *This = (IClassFactoryImpl *)iface; IClassFactoryImpl *This = (IClassFactoryImpl *)iface;
/* static class, won't be freed */ /* static class, won't be freed */
return --(This->ref); return InterlockedDecrement(&This->ref);
} }
static HRESULT WINAPI DXDiagCF_CreateInstance(LPCLASSFACTORY iface,LPUNKNOWN pOuter,REFIID riid,LPVOID *ppobj) { static HRESULT WINAPI DXDiagCF_CreateInstance(LPCLASSFACTORY iface,LPUNKNOWN pOuter,REFIID riid,LPVOID *ppobj) {

29
dlls/itss/itss.c
View File

@ -103,15 +103,17 @@ ITSSCF_QueryInterface(LPCLASSFACTORY iface,REFIID riid,LPVOID *ppobj)
return E_NOINTERFACE; return E_NOINTERFACE;
} }
static ULONG WINAPI ITSSCF_AddRef(LPCLASSFACTORY iface) { static ULONG WINAPI ITSSCF_AddRef(LPCLASSFACTORY iface)
{
IClassFactoryImpl *This = (IClassFactoryImpl *)iface; IClassFactoryImpl *This = (IClassFactoryImpl *)iface;
return ++(This->ref); return InterlockedIncrement(&This->ref);
} }
static ULONG WINAPI ITSSCF_Release(LPCLASSFACTORY iface) { static ULONG WINAPI ITSSCF_Release(LPCLASSFACTORY iface)
{
IClassFactoryImpl *This = (IClassFactoryImpl *)iface; IClassFactoryImpl *This = (IClassFactoryImpl *)iface;
ULONG ref = --This->ref; ULONG ref = InterlockedDecrement(&This->ref);
if (ref == 0) if (ref == 0)
HeapFree(GetProcessHeap(), 0, This); HeapFree(GetProcessHeap(), 0, This);
@ -121,28 +123,25 @@ static ULONG WINAPI ITSSCF_Release(LPCLASSFACTORY iface) {
static HRESULT WINAPI ITSSCF_CreateInstance(LPCLASSFACTORY iface, LPUNKNOWN pOuter, static HRESULT WINAPI ITSSCF_CreateInstance(LPCLASSFACTORY iface, LPUNKNOWN pOuter,
REFIID riid, LPVOID *ppobj) { REFIID riid, LPVOID *ppobj)
{
IClassFactoryImpl *This = (IClassFactoryImpl *)iface; IClassFactoryImpl *This = (IClassFactoryImpl *)iface;
HRESULT hres; HRESULT hres;
LPUNKNOWN punk; LPUNKNOWN punk;
TRACE("(%p)->(%p,%s,%p)\n",This,pOuter,debugstr_guid(riid),ppobj); TRACE("(%p)->(%p,%s,%p)\n",This,pOuter,debugstr_guid(riid),ppobj);
*ppobj = NULL;
hres = This->pfnCreateInstance(pOuter, (LPVOID *) &punk); hres = This->pfnCreateInstance(pOuter, (LPVOID *) &punk);
if (FAILED(hres)) { if (SUCCEEDED(hres)) {
*ppobj = NULL; hres = IUnknown_QueryInterface(punk, riid, ppobj);
return hres; IUnknown_Release(punk);
} }
hres = IUnknown_QueryInterface(punk, riid, ppobj);
if (FAILED(hres)) {
*ppobj = NULL;
return hres;
}
IUnknown_Release(punk);
return hres; return hres;
} }
static HRESULT WINAPI ITSSCF_LockServer(LPCLASSFACTORY iface,BOOL dolock) { static HRESULT WINAPI ITSSCF_LockServer(LPCLASSFACTORY iface,BOOL dolock)
{
IClassFactoryImpl *This = (IClassFactoryImpl *)iface; IClassFactoryImpl *This = (IClassFactoryImpl *)iface;
FIXME("(%p)->(%d),stub!\n",This,dolock); FIXME("(%p)->(%d),stub!\n",This,dolock);
return S_OK; return S_OK;

25
dlls/mlang/mlang.c
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@ -681,12 +681,14 @@ MLANGCF_QueryInterface(LPCLASSFACTORY iface,REFIID riid,LPVOID *ppobj)
return E_NOINTERFACE; return E_NOINTERFACE;
} }
static ULONG WINAPI MLANGCF_AddRef(LPCLASSFACTORY iface) { static ULONG WINAPI MLANGCF_AddRef(LPCLASSFACTORY iface)
{
IClassFactoryImpl *This = (IClassFactoryImpl *)iface; IClassFactoryImpl *This = (IClassFactoryImpl *)iface;
return InterlockedIncrement(&This->ref); return InterlockedIncrement(&This->ref);
} }
static ULONG WINAPI MLANGCF_Release(LPCLASSFACTORY iface) { static ULONG WINAPI MLANGCF_Release(LPCLASSFACTORY iface)
{
IClassFactoryImpl *This = (IClassFactoryImpl *)iface; IClassFactoryImpl *This = (IClassFactoryImpl *)iface;
ULONG ref = InterlockedDecrement(&This->ref); ULONG ref = InterlockedDecrement(&This->ref);
@ -701,29 +703,26 @@ static ULONG WINAPI MLANGCF_Release(LPCLASSFACTORY iface) {
} }
static HRESULT WINAPI MLANGCF_CreateInstance(LPCLASSFACTORY iface, LPUNKNOWN pOuter, static HRESULT WINAPI MLANGCF_CreateInstance(LPCLASSFACTORY iface, LPUNKNOWN pOuter,
REFIID riid, LPVOID *ppobj) { REFIID riid, LPVOID *ppobj)
{
IClassFactoryImpl *This = (IClassFactoryImpl *)iface; IClassFactoryImpl *This = (IClassFactoryImpl *)iface;
HRESULT hres; HRESULT hres;
LPUNKNOWN punk; LPUNKNOWN punk;
TRACE("(%p)->(%p,%s,%p)\n",This,pOuter,debugstr_guid(riid),ppobj); TRACE("(%p)->(%p,%s,%p)\n",This,pOuter,debugstr_guid(riid),ppobj);
*ppobj = NULL;
hres = This->pfnCreateInstance(pOuter, (LPVOID *) &punk); hres = This->pfnCreateInstance(pOuter, (LPVOID *) &punk);
if (FAILED(hres)) { if (SUCCEEDED(hres)) {
*ppobj = NULL; hres = IUnknown_QueryInterface(punk, riid, ppobj);
return hres; IUnknown_Release(punk);
} }
hres = IUnknown_QueryInterface(punk, riid, ppobj);
if (FAILED(hres)) {
*ppobj = NULL;
return hres;
}
IUnknown_Release(punk);
TRACE("returning (%p) -> %lx\n", *ppobj, hres); TRACE("returning (%p) -> %lx\n", *ppobj, hres);
return hres; return hres;
} }
static HRESULT WINAPI MLANGCF_LockServer(LPCLASSFACTORY iface,BOOL dolock) { static HRESULT WINAPI MLANGCF_LockServer(LPCLASSFACTORY iface,BOOL dolock)
{
IClassFactoryImpl *This = (IClassFactoryImpl *)iface; IClassFactoryImpl *This = (IClassFactoryImpl *)iface;
FIXME("(%p)->(%d),stub!\n",This,dolock); FIXME("(%p)->(%d),stub!\n",This,dolock);
return S_OK; return S_OK;

29
dlls/quartz/main.c
View File

@ -89,15 +89,17 @@ DSCF_QueryInterface(LPCLASSFACTORY iface,REFIID riid,LPVOID *ppobj)
return E_NOINTERFACE; return E_NOINTERFACE;
} }
static ULONG WINAPI DSCF_AddRef(LPCLASSFACTORY iface) { static ULONG WINAPI DSCF_AddRef(LPCLASSFACTORY iface)
{
IClassFactoryImpl *This = (IClassFactoryImpl *)iface; IClassFactoryImpl *This = (IClassFactoryImpl *)iface;
return ++(This->ref); return InterlockedIncrement(&This->ref);
} }
static ULONG WINAPI DSCF_Release(LPCLASSFACTORY iface) { static ULONG WINAPI DSCF_Release(LPCLASSFACTORY iface)
{
IClassFactoryImpl *This = (IClassFactoryImpl *)iface; IClassFactoryImpl *This = (IClassFactoryImpl *)iface;
ULONG ref = --This->ref; ULONG ref = InterlockedDecrement(&This->ref);
if (ref == 0) if (ref == 0)
HeapFree(GetProcessHeap(), 0, This); HeapFree(GetProcessHeap(), 0, This);
@ -107,28 +109,25 @@ static ULONG WINAPI DSCF_Release(LPCLASSFACTORY iface) {
static HRESULT WINAPI DSCF_CreateInstance(LPCLASSFACTORY iface, LPUNKNOWN pOuter, static HRESULT WINAPI DSCF_CreateInstance(LPCLASSFACTORY iface, LPUNKNOWN pOuter,
REFIID riid, LPVOID *ppobj) { REFIID riid, LPVOID *ppobj)
{
IClassFactoryImpl *This = (IClassFactoryImpl *)iface; IClassFactoryImpl *This = (IClassFactoryImpl *)iface;
HRESULT hres; HRESULT hres;
LPUNKNOWN punk; LPUNKNOWN punk;
TRACE("(%p)->(%p,%s,%p)\n",This,pOuter,debugstr_guid(riid),ppobj); TRACE("(%p)->(%p,%s,%p)\n",This,pOuter,debugstr_guid(riid),ppobj);
*ppobj = NULL;
hres = This->pfnCreateInstance(pOuter, (LPVOID *) &punk); hres = This->pfnCreateInstance(pOuter, (LPVOID *) &punk);
if (FAILED(hres)) { if (SUCCEEDED(hres)) {
*ppobj = NULL; hres = IUnknown_QueryInterface(punk, riid, ppobj);
return hres; IUnknown_Release(punk);
} }
hres = IUnknown_QueryInterface(punk, riid, ppobj);
if (FAILED(hres)) {
*ppobj = NULL;
return hres;
}
IUnknown_Release(punk);
return hres; return hres;
} }
static HRESULT WINAPI DSCF_LockServer(LPCLASSFACTORY iface,BOOL dolock) { static HRESULT WINAPI DSCF_LockServer(LPCLASSFACTORY iface,BOOL dolock)
{
IClassFactoryImpl *This = (IClassFactoryImpl *)iface; IClassFactoryImpl *This = (IClassFactoryImpl *)iface;
FIXME("(%p)->(%d),stub!\n",This,dolock); FIXME("(%p)->(%d),stub!\n",This,dolock);
return S_OK; return S_OK;