winprint: Fix parameters validation in EnumPrintProcessorDatatypesW.

a98fb06a · Piotr Caban · Alexandre Julliard · 05385575 · a98fb06a
Commit a98fb06a authored Dec 03, 2022 by Piotr Caban Committed by Alexandre Julliard Dec 05, 2022
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printproc.c dlls/winprint/printproc.c +1 -1

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--- a/dlls/winprint/printproc.c
+++ b/dlls/winprint/printproc.c
@@ -81,7 +81,7 @@ BOOL WINAPI EnumPrintProcessorDatatypesW(WCHAR *server, WCHAR *name, DWORD level
    *no = 0;
    *needed = sizeof(*info) + sizeof(raw);

-    if (level != 1 || !datatypes)
+    if (level != 1 || (size && !datatypes))
    {
        SetLastError(ERROR_INVALID_PARAMETER);
        return FALSE;