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winspool: Avoid crash on NULL parameter (XcvOpenPort in OpenPrinter).

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This commit is contained in:
Detlef Riekenberg 2007-04-30 10:41:02 +02:00 committed by Alexandre Julliard
parent fc78034638
commit 6b7c482cb6
1 changed files with 3 additions and 1 deletions
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4
dlls/winspool.drv/info.c
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@ -1441,7 +1441,9 @@ static HANDLE get_opened_printer_entry(LPCWSTR name, LPPRINTER_DEFAULTSW pDefaul
if (printer->pm) {
if ((printer->pm->monitor) && (printer->pm->monitor->pfnXcvOpenPort)) {
printer->pm->monitor->pfnXcvOpenPort(&printername[len], pDefault->DesiredAccess, &printer->hXcv);
printer->pm->monitor->pfnXcvOpenPort(&printername[len],
pDefault ? pDefault->DesiredAccess : 0,
&printer->hXcv);
}
if (printer->hXcv == NULL) {
SetLastError(ERROR_INVALID_PARAMETER);