Blue Swirl wrote:
> On 1/30/08, Scott Pakin <[EMAIL PROTECTED]> wrote:
>> Zhang, Xiantao wrote:
>>> Scott Pakin wrote:
>>>> The attached patch corrects a bug in qemu/slirp/tcp_var.h that
>>>> defines the seg_next field in struct tcpcb to be 32 bits wide
>>>> regardless of 32/64-bitness.  seg_next is assigned a pointer value
>>>> in qemu/slirp/tcp_subr.c, then cast back to a pointer in
>>>> qemu/slirp/tcp_input.c and dereferenced.  That produces a SIGSEGV
>>>> on my system.
>>> 
>>> 
>>> I still hit it on IA64 platform with your patch, once configured
>>> with slirp.
>> 
>> Okay, here's a more thorough patch that fixes *all* of the "cast
>> from/to pointer to/from integer of a different size" mistakes that
>> gcc warns about.  Does it also solve the SIGSEGV problem on IA64?
> 
> The SLIRP code is much, much more subtle than that. Please see this
> thread:
> http://lists.gnu.org/archive/html/qemu-devel/2007-10/msg00542.html 

Got it. Thank you! 
Xiantao

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