Message ID | 4AF85401.3020906@gmail.com |
---|---|
State | Accepted, archived |
Delegated to: | David Miller |
Headers | show |
From: Eric Dumazet <eric.dumazet@gmail.com> Date: Mon, 09 Nov 2009 18:40:17 +0100 > Apparently, inet6_dump_addr() is not able to handle more than > 64 ipv6 addresses per device. We must break from inner loops > in case skb is full, or else cursor is put at the end of list. > > Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com> Applied to net-next-2.6 -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c index 024bba3..1b072fe 100644 --- a/net/ipv6/addrconf.c +++ b/net/ipv6/addrconf.c @@ -3519,6 +3519,8 @@ static int inet6_dump_addr(struct sk_buff *skb, struct netlink_callback *cb, cb->nlh->nlmsg_seq, RTM_NEWADDR, NLM_F_MULTI); + if (err <= 0) + break; } break; case MULTICAST_ADDR: @@ -3532,6 +3534,8 @@ static int inet6_dump_addr(struct sk_buff *skb, struct netlink_callback *cb, cb->nlh->nlmsg_seq, RTM_GETMULTICAST, NLM_F_MULTI); + if (err <= 0) + break; } break; case ANYCAST_ADDR: @@ -3545,6 +3549,8 @@ static int inet6_dump_addr(struct sk_buff *skb, struct netlink_callback *cb, cb->nlh->nlmsg_seq, RTM_GETANYCAST, NLM_F_MULTI); + if (err <= 0) + break; } break; default:
Apparently, inet6_dump_addr() is not able to handle more than 64 ipv6 addresses per device. We must break from inner loops in case skb is full, or else cursor is put at the end of list. Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com> --- net/ipv6/addrconf.c | 6 ++++++ 1 files changed, 6 insertions(+) -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html