[ofw] [Patch][Core] Fix possible BSOD during shutdown

[Sean Hefty]

>  CL_ASSERT( mad_svc_context );
>  CL_ASSERT( p_mad_response );
>- CL_ASSERT( p_mad_response->send_context1 );
>+
>+
>+ if ( !p_mad_response->send_context1 ) {
>+  CL_ASSERT( p_mad_response->send_context1 );
>+  ib_put_mad( p_mad_response );
>+  AL_EXIT( AL_DBG_SMI );
>+  return;
>+ }

This looks like it's fixing a symptom, not the bug.  Either send_context1 is
allowed to be NULL, or it should be set.  If it's allowed to be NULL, then
remove the ASSERT.  If it should be set, then keep the ASSERT and fix the code
that leads to it being hit.