Re: Bug in the RTM_SETLINK kernel API for setting MAC address
From: David Miller
Date: Mon Aug 07 2006 - 23:45:45 EST
From: Pavlin Radoslavov <pavlin@xxxxxxxx>
Date: Mon, 07 Aug 2006 20:40:24 -0700
> Note that the payload with the MAC address has to be
> "struct sockaddr" (or equivalent) and the length of that payload is
> the equivalent of "sizeof(sa_family) + mac_address_size".
It should just be the MAC address, that's why the kernel side
is coded the way it is.
Where does this sockaddr come from?
I don't see how it could work with the sockaddr there in
2.6.17, as 2.6.17 makes the same exact length check:
if (ida[IFLA_ADDRESS - 1]->rta_len != RTA_LENGTH(dev->addr_len))
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