diff options
| author | David Ahern <dsahern@gmail.com> | 2018-10-19 12:45:28 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2018-10-22 19:33:29 -0700 |
| commit | fe884c2be0b329042eaf0371ebdbb636ba3ccc39 (patch) | |
| tree | 9033387e86043255b868ebca40dfb29d0e0cbf1a /net | |
| parent | 1c98eca412e1f183070e76d103a296d7afccfd64 (diff) | |
net/ipv6: Remove ip_idx arg to in6_dump_addrs
ip_idx is always 0 going into in6_dump_addrs; it is passed as a pointer
to save the last good index into cb. Since cb is already argument to
in6_dump_addrs, just save the value there.
Signed-off-by: David Ahern <dsahern@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
| -rw-r--r-- | net/ipv6/addrconf.c | 16 |
1 files changed, 6 insertions, 10 deletions
diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c index e39c284e2954..6b659846ff8a 100644 --- a/net/ipv6/addrconf.c +++ b/net/ipv6/addrconf.c @@ -4955,14 +4955,13 @@ static int inet6_fill_ifacaddr(struct sk_buff *skb, struct ifacaddr6 *ifaca, /* called with rcu_read_lock() */ static int in6_dump_addrs(struct inet6_dev *idev, struct sk_buff *skb, - struct netlink_callback *cb, - int s_ip_idx, int *p_ip_idx, + struct netlink_callback *cb, int s_ip_idx, struct inet6_fill_args *fillargs) { struct ifmcaddr6 *ifmca; struct ifacaddr6 *ifaca; + int ip_idx = 0; int err = 1; - int ip_idx = *p_ip_idx; read_lock_bh(&idev->lock); switch (fillargs->type) { @@ -5012,7 +5011,7 @@ next: break; } read_unlock_bh(&idev->lock); - *p_ip_idx = ip_idx; + cb->args[2] = ip_idx; return err; } @@ -5081,16 +5080,15 @@ static int inet6_dump_addr(struct sk_buff *skb, struct netlink_callback *cb, }; struct net *net = sock_net(skb->sk); struct net *tgt_net = net; + int idx, s_idx, s_ip_idx; int h, s_h; - int idx, ip_idx; - int s_idx, s_ip_idx; struct net_device *dev; struct inet6_dev *idev; struct hlist_head *head; s_h = cb->args[0]; s_idx = idx = cb->args[1]; - s_ip_idx = ip_idx = cb->args[2]; + s_ip_idx = cb->args[2]; if (cb->strict_check) { int err; @@ -5111,12 +5109,11 @@ static int inet6_dump_addr(struct sk_buff *skb, struct netlink_callback *cb, goto cont; if (h > s_h || idx > s_idx) s_ip_idx = 0; - ip_idx = 0; idev = __in6_dev_get(dev); if (!idev) goto cont; - if (in6_dump_addrs(idev, skb, cb, s_ip_idx, &ip_idx, + if (in6_dump_addrs(idev, skb, cb, s_ip_idx, &fillargs) < 0) goto done; cont: @@ -5127,7 +5124,6 @@ done: rcu_read_unlock(); cb->args[0] = h; cb->args[1] = idx; - cb->args[2] = ip_idx; if (fillargs.netnsid >= 0) put_net(tgt_net); |