msctf: Fix memory leaks.

dlls/msctf/context.c

@@ -1013,7 +1013,10 @@ static HRESULT WINAPI TextStoreACPSink_OnLockGranted(ITextStoreACPSink *iface,
 
     sinkcookie = HeapAlloc(GetProcessHeap(),0,sizeof(EditCookie));
     if (!sinkcookie)
+    {
+        HeapFree(GetProcessHeap(), 0, cookie);
         return E_OUTOFMEMORY;
+    }
 
     cookie->lockType = dwLockFlags;
     cookie->pOwningContext = This->pContext;

dlls/msctf/inputprocessor.c

@@ -924,7 +924,10 @@ static HRESULT ProfilesEnumGuid_Constructor(IEnumGUID **ppOut)
 
     if (RegCreateKeyExW(HKEY_LOCAL_MACHINE, szwSystemTIPKey, 0, NULL, 0,
                     KEY_READ | KEY_WRITE, NULL, &This->key, NULL) != ERROR_SUCCESS)
+    {
+        HeapFree(GetProcessHeap(), 0, This);
         return E_FAIL;
+    }
 
     TRACE("returning %p\n", This);
     *ppOut = (IEnumGUID*)This;
@@ -1161,7 +1164,10 @@ static HRESULT EnumTfLanguageProfiles_Constructor(LANGID langid, IEnumTfLanguage
 
     if (RegCreateKeyExW(HKEY_LOCAL_MACHINE, szwSystemTIPKey, 0, NULL, 0,
                     KEY_READ | KEY_WRITE, NULL, &This->tipkey, NULL) != ERROR_SUCCESS)
+    {
+        HeapFree(GetProcessHeap(), 0, This);
         return E_FAIL;
+    }
 
     TRACE("returning %p\n", This);
     *ppOut = (IEnumTfLanguageProfiles*)This;