[c-prog] Re: Advice from expert in that issue

[johnmatthews2000]

--- In c-prog@yahoogroups.com, Ravi Mishra <ravics...@...> wrote:
>
>   if (*pdu != NULL)    // pdu might be NULL?
>     deleteFrame (pdu);
> 
>   :
>
>   *pdu = createFrame(...  // what if PDU is NULL?