dplayx: Fix possible NULL pointer dereference (Coverity).

8348c9fa · Kai Blin · Alexandre Julliard · 8f07e99e · 8348c9fa
Commit 8348c9fa authored Sep 10, 2008 by Kai Blin Committed by Alexandre Julliard Sep 10, 2008
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dplay.c dlls/dplayx/dplay.c +1 -1

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--- a/dlls/dplayx/dplay.c
+++ b/dlls/dplayx/dplay.c
@@ -3032,7 +3032,7 @@ static HRESULT WINAPI DP_IF_Receive
  }

  /* Copy into the provided buffer */
-  CopyMemory( lpData, lpMsg->msg, *lpdwDataSize );
+  if (lpData) CopyMemory( lpData, lpMsg->msg, *lpdwDataSize );

  return DP_OK;
 }