[libvirt] [PATCH] Check for existence of interface prior to setting terminate flag

[John Ferlan]

On 05/31/2013 09:59 AM, Eric Blake wrote:
> On 05/31/2013 06:06 AM, John Ferlan wrote:
>> https://bugzilla.redhat.com/show_bug.cgi?id=903480
>>
>> During domain destruction it's possible that the learnIPAddressThread has
>> already removed the interface prior to the teardown filter path being run.
>> The teardown code would only be telling the thread to terminate.
>> ---
>>  src/nwfilter/nwfilter_learnipaddr.c | 8 ++++++++
>>  1 file changed, 8 insertions(+)
>>
>> diff --git a/src/nwfilter/nwfilter_learnipaddr.c b/src/nwfilter/nwfilter_learnipaddr.c
>> index 2b49333..c56d119 100644
>> --- a/src/nwfilter/nwfilter_learnipaddr.c
>> +++ b/src/nwfilter/nwfilter_learnipaddr.c
>> @@ -251,6 +251,14 @@ virNWFilterTerminateLearnReq(const char *ifname) {
>>      int ifindex;
>>      virNWFilterIPAddrLearnReqPtr req;
>>  
>> +    /* It's possible that it's already be removed as a result of
> 
> s/be/been/
> 
>> +     * virNWFilterDeregisterLearnReq during learnIPAddressThread() exit
>> +     */
>> +    if (virNetDevExists(ifname) != 1) {
>> +        virResetLastError();
>> +        return 0;
>> +    }
>> +
> 
> ACK, and okay for 1.0.6.
> 

Fixed grammar and pushed

Tks,

John