Set the out buffer count to zero on read error.

diff --git a/dlls/msi/record.c b/dlls/msi/record.c
index 84a363e21dc241fcf6a6a66686804dce93f28faa..a9a32adcee56be487810b63346dd075b2b12f311 100644 (file)
--- a/dlls/msi/record.c
+++ b/dlls/msi/record.c
@@ -534,7 +534,10 @@ UINT MSI_RecordReadStream(MSIRECORD *rec, unsigned int iField, char *buf, DWORD
     count = 0;
     r = IStream_Read( stm, buf, *sz, &count );
     if( FAILED( r ) )
+    {
+        *sz = 0;
         return ERROR_FUNCTION_FAILED;
+    }
 
     *sz = count;