< Previous by Date Date Index Next by Date >
< Previous in Thread Thread Index Next in Thread >

Re: [reSIProcate] Crash bug in the DnsSub.cxx and AresDns.cxx


No


On Tue, Dec 18, 2012 at 12:35 PM, Karlsson <boost.regex@xxxxxxxxx> wrote:
> Thanks for share, another function:
>
> unsigned int
> AresDns::getTimeTillNextProcessMS()
> {
>    struct timeval tv;
>    tv.tv_sec = 1; tv.tv_usec = 0;
>
>    ares_timeout(mChannel, NULL, &tv);
>    return tv.tv_sec*1000 + tv.tv_usec / 1000;
> }
>
> You have added " tv.tv_sec = 1; tv.tv_usec = 0;", does this patch is
> necessary ?
>
> Best regards,
>
>
> On Tue, Dec 18, 2012 at 5:32 PM, Dmytro Bogovych <dmytro.bogovych@xxxxxxxxx>
> wrote:
>>
>> I can confirm this.
>> My workaround:
>> https://dl.dropbox.com/u/16255670/AresDns.cxx
>>
>>
>> On Tue, Dec 18, 2012 at 11:06 AM, Karlsson <boost.regex@xxxxxxxxx> wrote:
>> > In the 1.8.5, I got the crashed often, once I debug it, I think there is
>> > a
>> > bug:
>> >
>> > In the DnsSub.cxx:
>> >
>> > DnsStub::~DnsStub()
>> > {
>> >    for (set<Query*>::iterator it = mQueries.begin(); it !=
>> > mQueries.end();
>> > ++it)
>> >    {
>> >       delete *it;
>> >    }
>> >
>> >    setPollGrp(0);
>> >    delete mDnsProvider;
>> > }
>> >
>> > The parameter of  "setPollGrp" function is 0, so in the
>> > AresDns::setPollGrp(FdPollGrp *grp) function, if the
>> > mPollItems is not empty, will cause AresDnsPollItem::resetPollGrp crash.
>> >
>> >
>> >
>> >
>> >
>> >
>> >
>> >
>> > _______________________________________________
>> > resiprocate-devel mailing list
>> > resiprocate-devel@xxxxxxxxxxxxxxx
>> > https://list.resiprocate.org/mailman/listinfo/resiprocate-devel
>
>