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atl100: Fixed AtlAdvise and AtlUnadvise crashing with NULL pUnkCP.

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This commit is contained in:
Qian Hong 2013-05-25 20:56:43 +08:00 committed by Alexandre Julliard
parent af59b20c80
commit 8d18b89346
2 changed files with 12 additions and 0 deletions
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6
dlls/atl100/atl.c
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@ -51,6 +51,9 @@ HRESULT WINAPI AtlAdvise(IUnknown *pUnkCP, IUnknown *pUnk, const IID *iid, DWORD
TRACE("%p %p %p %p\n", pUnkCP, pUnk, iid, pdw);
if(!pUnkCP)
return E_INVALIDARG;
hres = IUnknown_QueryInterface(pUnkCP, &IID_IConnectionPointContainer, (void**)&container);
if(FAILED(hres))
return hres;
@ -76,6 +79,9 @@ HRESULT WINAPI AtlUnadvise(IUnknown *pUnkCP, const IID *iid, DWORD dw)
TRACE("%p %p %d\n", pUnkCP, iid, dw);
if(!pUnkCP)
return E_INVALIDARG;
hres = IUnknown_QueryInterface(pUnkCP, &IID_IConnectionPointContainer, (void**)&container);
if(FAILED(hres))
return hres;

6
dlls/atl100/tests/atl.c
View File

@ -359,6 +359,12 @@ static void test_cp(void)
DWORD cookie = 0;
HRESULT hres;
hres = AtlAdvise(NULL, (IUnknown*)0xdeed0000, &CLSID_Test, &cookie);
ok(hres == E_INVALIDARG, "expect E_INVALIDARG, returned %08x\n", hres);
hres = AtlUnadvise(NULL, &CLSID_Test, 0xdeadbeef);
ok(hres == E_INVALIDARG, "expect E_INVALIDARG, returned %08x\n", hres);
hres = AtlAdvise((IUnknown*)&ConnectionPointContainer, (IUnknown*)0xdead0000, &CLSID_Test, &cookie);
ok(hres == S_OK, "AtlAdvise failed: %08x\n", hres);
ok(cookie == 0xdeadbeef, "cookie = %x\n", cookie);