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rtnetlink: fix the wrong minimal dump size getting from rtnl_calcit()

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For RT netlink, calcit() function should return the minimal size for
netlink dump message. This will make sure that dump message for every
network device can be stored.

Currently, rtnl_calcit() function doesn't account the size of header of
netlink message, this patch will fix it.

Signed-off-by: Zhang Shengju <zhangshengju@cmss.chinamobile.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Zhang Shengju 2016-11-22 14:14:28 +08:00 committed by David S. Miller
parent 57aac71b3e
commit 93af205656
1 changed files with 1 additions and 1 deletions
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2
net/core/rtnetlink.c
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@ -2737,7 +2737,7 @@ static u16 rtnl_calcit(struct sk_buff *skb, struct nlmsghdr *nlh)
ext_filter_mask));
}
return min_ifinfo_dump_size;
return nlmsg_total_size(min_ifinfo_dump_size);
}
static int rtnl_dump_all(struct sk_buff *skb, struct netlink_callback *cb)