msi: Fix NULL dereference in MsiQueryComponentStateW (Coverity).

This commit is contained in:
Nikolay Sivov 2009-01-24 16:56:49 +03:00 committed by Alexandre Julliard
parent f34e733c2c
commit 9598a50916
2 changed files with 7 additions and 1 deletions

View File

@ -1553,7 +1553,7 @@ UINT WINAPI MsiQueryComponentStateW(LPCWSTR szProductCode,
TRACE("(%s, %s, %d, %s, %p)\n", debugstr_w(szProductCode),
debugstr_w(szUserSid), dwContext, debugstr_w(szComponent), pdwState);
if (!pdwState)
if (!pdwState || !szComponent)
return ERROR_INVALID_PARAMETER;
if (!szProductCode || !*szProductCode || lstrlenW(szProductCode) != GUID_SIZE - 1)

View File

@ -1278,6 +1278,12 @@ static void test_MsiQueryComponentState(void)
ok(state == INSTALLSTATE_NOTUSED || state == INSTALLSTATE_LOCAL,
"Expected INSTALLSTATE_NOTUSED or INSTALLSTATE_LOCAL, got %d\n", state);
/* NULL component, product exists */
state = MAGIC_ERROR;
r = pMsiQueryComponentStateA(prodcode, NULL, MSIINSTALLCONTEXT_MACHINE, NULL, &state);
ok(r == ERROR_INVALID_PARAMETER, "Expected ERROR_INVALID_PARAMETER, got %d\n", r);
ok(state == MAGIC_ERROR, "Expected state not changed, got %d\n", state);
res = RegSetValueExA(compkey, prod_squashed, 0, REG_SZ, (const BYTE *)"hi", 2);
ok(res == ERROR_SUCCESS, "Expected ERROR_SUCCESS, got %d\n", res);