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ipv6: unneccessary to get address prefix in addrconf_get_prefix_route

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Since addrconf_get_prefix_route inputs the address prefix to fib6_locate,
which does not uses the data which is out of the prefix_len length,
so do not need to use ipv6_addr_prefix to get address prefix.

Signed-off-by: Li RongQing <roy.qing.li@gmail.com>
Acked-by: Hannes Frederic Sowa <hannes@stressinduktion.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Li RongQing 2013-12-23 09:32:38 +08:00 committed by David S. Miller
parent 71a1d9ee10
commit 46306b4934
1 changed files with 1 additions and 4 deletions
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5
net/ipv6/addrconf.c
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@ -995,12 +995,9 @@ static void ipv6_del_addr(struct inet6_ifaddr *ifp)
* --yoshfuji
*/
if ((ifp->flags & IFA_F_PERMANENT) && onlink < 1) {
struct in6_addr prefix;
struct rt6_info *rt;
ipv6_addr_prefix(&prefix, &ifp->addr, ifp->prefix_len);
rt = addrconf_get_prefix_route(&prefix,
rt = addrconf_get_prefix_route(&ifp->addr,
ifp->prefix_len,
ifp->idev->dev,
0, RTF_GATEWAY | RTF_DEFAULT);