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Code Issues Releases Wiki Activity

net: Add comment about not using ifindex for setlink

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Signed-off-by: Pavel Emelyanov <xemul@parallels.com>
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Pavel Emelyanov
2013-12-27 16:00:57 +04:00
parent 7ab8a3261b
commit eeec1b40a7
1 changed files with 5 additions and 0 deletions
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5
net.c
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@@ -256,6 +256,11 @@ static int do_rtm_link_req(int msg_type, NetDeviceEntry *nde, int nlsk,
req.h.nlmsg_type = msg_type;
req.h.nlmsg_seq = CR_NLMSG_SEQ;
req.i.ifi_family = AF_PACKET;
/*
* SETLINK is called for external devices which may
* have ifindex changed. Thus configure them by their
* name only.
*/
if (msg_type == RTM_NEWLINK)
req.i.ifi_index = nde->ifindex;
req.i.ifi_flags = nde->flags;