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iproute 2.6.23 incompatibility 

Arkadiusz Miskiewicz wrote:
> People are reporting that
>> ip link set multicast on dev eth0 (Invalid argument)
>> no longer works when using iproute 2.6.23 on kernel 2.6.21.
>>
>> On my testing machine it also fails:
>> # ./ip link set eth0 multicast on
>> RTNETLINK answers: Invalid argument

It seems it fails to properly detect that your kernel is missing
RTM_NEWLINK support. Apparently the reason is that the kernels
I tested with return a different error in this situation.


Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: Stephen Hemminger <shemminger@linux-foundation.org>
This commit is contained in:
Patrick McHardy 2007-10-25 19:46:29 +02:00 committed by Stephen Hemminger
parent 4282c6c52b
commit 66e529f579
1 changed files with 2 additions and 1 deletions
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3
ip/iplink.c
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@ -107,7 +107,8 @@ static int accept_msg(const struct sockaddr_nl *who,
{
struct nlmsgerr *err = (struct nlmsgerr *)NLMSG_DATA(n);
if (n->nlmsg_type == NLMSG_ERROR && err->error == -EOPNOTSUPP)
if (n->nlmsg_type == NLMSG_ERROR &&
(err->error == -EOPNOTSUPP || err->error == -EINVAL))
have_rtnl_newlink = 0;
else
have_rtnl_newlink = 1;