crypt32: Avoid misleading fixme when no data are passed to CryptUnprotectData.

62f40225 · Juan Lang · Alexandre Julliard · 4d3853ce · 62f40225
Commit 62f40225 authored Oct 24, 2007 by Juan Lang Committed by Alexandre Julliard Oct 25, 2007
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protectdata.c dlls/crypt32/protectdata.c +5 -0

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--- a/dlls/crypt32/protectdata.c
+++ b/dlls/crypt32/protectdata.c
@@ -1015,6 +1015,11 @@ BOOL WINAPI CryptUnprotectData(DATA_BLOB* pDataIn,
        SetLastError(ERROR_INVALID_PARAMETER);
        goto finished;
    }
+    if (!pDataIn->cbData)
+    {
+        SetLastError(ERROR_INVALID_DATA);
+        goto finished;
+    }

    /* debug: show our arguments */
    report(pDataIn,pOptionalEntropy,pPromptStruct,dwFlags);