diff options
| author | Li RongQing <roy.qing.li@gmail.com> | 2014-07-10 12:02:46 +0200 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2014-07-11 01:56:33 +0200 |
| commit | b6428817190c5444294e0cc45bd571bfafbbb537 (patch) | |
| tree | d9b2f936aed56508f05a784a5e5ba17d75822b56 /net/ipv6/ndisc.c | |
| parent | net: cpmac: fix in debug messages (diff) | |
| download | linux-b6428817190c5444294e0cc45bd571bfafbbb537.tar.xz linux-b6428817190c5444294e0cc45bd571bfafbbb537.zip | |
ipv6: fix the check when handle RA
d9333196572(ipv6: Allow accepting RA from local IP addresses.) made the wrong
check, whether or not to accept RA with source-addr found on local machine, when
accept_ra_from_local is 0.
Fixes: d9333196572(ipv6: Allow accepting RA from local IP addresses.)
Cc: Ben Greear <greearb@candelatech.com>
Cc: Hannes Frederic Sowa <hannes@redhat.com>
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>
Diffstat (limited to 'net/ipv6/ndisc.c')
| -rw-r--r-- | net/ipv6/ndisc.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/net/ipv6/ndisc.c b/net/ipv6/ndisc.c index a845e3d2057e..b7ece278dd49 100644 --- a/net/ipv6/ndisc.c +++ b/net/ipv6/ndisc.c @@ -1151,9 +1151,9 @@ static void ndisc_router_discovery(struct sk_buff *skb) /* Do not accept RA with source-addr found on local machine unless * accept_ra_from_local is set to true. */ - if (!(in6_dev->cnf.accept_ra_from_local || - ipv6_chk_addr(dev_net(in6_dev->dev), &ipv6_hdr(skb)->saddr, - NULL, 0))) { + if (!in6_dev->cnf.accept_ra_from_local && + ipv6_chk_addr(dev_net(in6_dev->dev), &ipv6_hdr(skb)->saddr, + NULL, 0)) { ND_PRINTK(2, info, "RA from local address detected on dev: %s: default router ignored\n", skb->dev->name); @@ -1294,9 +1294,9 @@ skip_linkparms: } #ifdef CONFIG_IPV6_ROUTE_INFO - if (!(in6_dev->cnf.accept_ra_from_local || - ipv6_chk_addr(dev_net(in6_dev->dev), &ipv6_hdr(skb)->saddr, - NULL, 0))) { + if (!in6_dev->cnf.accept_ra_from_local && + ipv6_chk_addr(dev_net(in6_dev->dev), &ipv6_hdr(skb)->saddr, + NULL, 0)) { ND_PRINTK(2, info, "RA from local address detected on dev: %s: router info ignored.\n", skb->dev->name); |