dlls/icmp/icmp_main.c -- attempt at fixing regression in r1.30 (RESEND)

[Michael Stefaniuc]

Gerald Pfeifer wrote:
> On Wed, 5 Dec 2007, Alexandre Julliard wrote:
>> Looks ok, please submit the patch with a proper Changelog entry.
> 
> Thanks for looking into this!  Here we go! :-)

> ChangeLog:
> Correctly handle underflow in IcmpSendEcho(); bug introduced in rev 1.30.
Still using cvs? I guess nobody else can do anything with rev 1.30.

bye
	michael

> Index: dlls/icmp/icmp_main.c
> ===================================================================
> RCS file: /home/wine/wine/dlls/icmp/icmp_main.c,v
> retrieving revision 1.30
> diff -u -3 -p -r1.30 icmp_main.c
> --- dlls/icmp/icmp_main.c	6 Nov 2006 11:51:07 -0000	1.30
> +++ dlls/icmp/icmp_main.c	22 Nov 2007 21:28:59 -0000
> @@ -433,8 +433,9 @@ DWORD WINAPI IcmpSendEcho(
>               * Decrease the timeout so that we don't enter an endless loop even
>               * if we get flooded with ICMP packets that are not for us.
>               */
> -            Timeout -= (recv_time - send_time);
> -            if (Timeout < 0) Timeout = 0;
> +            DWORD t = (recv_time - send_time);
> +            if (Timeout > t) Timeout -= t;
> +            else             Timeout = 0;
>              continue;
>          } else {
>              /* This is a reply to our packet */
> 
> 


-- 
Michael Stefaniuc                           Tel.: +49-711-96437-199
Consulting Communications Engineer          Fax.: +49-711-96437-111
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