[PATCH 1/3] vbscript: Fail if we have no context in InvokeEx.

[Jacek Caban]

From: Gabriel Ivăncescu

The current code can't cope with it, so do the same thing as in GetDispID,
to prevent a possible crash.

Signed-off-by: Gabriel Ivăncescu 
Signed-off-by: Jacek Caban 
---
  dlls/vbscript/vbdisp.c | 3 +++
  1 file changed, 3 insertions(+)