pdh: Fixed wrong condition.

22aed326 · Marcus Meissner · Alexandre Julliard · c46327b4 · 22aed326
Commit 22aed326 authored Jan 26, 2008 by Marcus Meissner Committed by Alexandre Julliard Feb 04, 2008
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pdh_main.c dlls/pdh/pdh_main.c +1 -1

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--- a/dlls/pdh/pdh_main.c
+++ b/dlls/pdh/pdh_main.c
@@ -873,7 +873,7 @@ PDH_STATUS WINAPI PdhLookupPerfNameByIndexW( LPCWSTR machine, DWORD index, LPWST
        return PDH_CSTATUS_NO_MACHINE;
    }
-    if (!buffer && !size) return PDH_INVALID_ARGUMENT;
+    if (!buffer || !size) return PDH_INVALID_ARGUMENT;
    if (!index) return ERROR_SUCCESS;
    for (i = 0; i < sizeof(counter_sources) / sizeof(counter_sources[0]); i++)