❦ 11 juillet 2018 13:03 -0700, Stephen Hemminger <step...@networkplumber.org> :
>> Since 9516823051ce, "ip addr show label lo:1" doesn't work
>> anymore (doesn't show any address, despite a matching label).
>> Reverting to return 0 instead of -1 fix the issue.
>>
>> However, the condition says: "if we filter by label [...] and the
>> label does NOT match the interface name". This makes little sense to
>> compare the label with the interface name. There is also a logic
>> around filter family being provided or not. The match against the
>> label is done by ifa_label_match_rta() in print_addrinfo() and
>> ipaddr_filter().
>>
>> Just removing the condition makes "ip addr show" works as expected
>> with or without specifying a label, both when the label is matching
>> and not matching. It also works if we specify a label and the label is
>> the interface name. The flush operation also works as expected.
>>
>> Fixes: 9516823051ce ("ipaddress: Improve print_linkinfo()")
>> Signed-off-by: Vincent Bernat <vinc...@bernat.im>
>> ---
>> ip/ipaddress.c | 5 -----
>> 1 file changed, 5 deletions(-)
>>
>> diff --git a/ip/ipaddress.c b/ip/ipaddress.c
>> index 5009bfe6d2e3..20ef6724944e 100644
>> --- a/ip/ipaddress.c
>> +++ b/ip/ipaddress.c
>> @@ -837,11 +837,6 @@ int print_linkinfo(const struct sockaddr_nl *who,
>> if (!name)
>> return -1;
>>
>> - if (filter.label &&
>> - (!filter.family || filter.family == AF_PACKET) &&
>> - fnmatch(filter.label, name, 0))
>> - return -1;
>> -
>> if (tb[IFLA_GROUP]) {
>> int group = rta_getattr_u32(tb[IFLA_GROUP]);
>>
>
> If this is a regression, it should go to iproute2 not iproute2-next.
>
> Surprised by the solution since it is removing code that was there
> before the commit you referenced in Fixes.
Yes, but as I explain in the commit message, the condition does not make
sense for me: why would we match the label against the interface name?
This code exists since a long time.
--
The lunatic, the lover, and the poet,
Are of imagination all compact...
-- Wm. Shakespeare, "A Midsummer Night's Dream"
