[PATCHv3 net-next 06/12] ndisc: add __ndisc_fill_addr_option function
flat view
STALE3783d
SUPERSEDED
From: Alexander Aring <hidden>
Date: 2016-06-14 11:52:33
Also in:
linux-bluetooth
Subsystem:
networking [general], networking [ipv4/ipv6], the rest · Maintainers:
"David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, David Ahern, Ido Schimmel, Linus Torvalds
Revision v3 of 3 in this series.
Revisions (3)
- rfc [diff vs current]
- v3 current
- v4 [diff vs current]
This patch adds __ndisc_fill_addr_option as low-level function for ndisc_fill_addr_option which doesn't depend on net_device parameter. Cc: David S. Miller <davem@davemloft.net> Cc: Alexey Kuznetsov <redacted> Cc: James Morris <jmorris@namei.org> Cc: Hideaki YOSHIFUJI <redacted> Cc: Patrick McHardy <redacted> Signed-off-by: Alexander Aring <redacted> --- net/ipv6/ndisc.c | 14 ++++++++++---- 1 file changed, 10 insertions(+), 4 deletions(-)
diff --git a/net/ipv6/ndisc.c b/net/ipv6/ndisc.c
index c245895..a7b9468 100644
--- a/net/ipv6/ndisc.c
+++ b/net/ipv6/ndisc.c@@ -150,11 +150,10 @@ struct neigh_table nd_tbl = { }; EXPORT_SYMBOL_GPL(nd_tbl); -static void ndisc_fill_addr_option(struct sk_buff *skb, int type, void *data) +static void __ndisc_fill_addr_option(struct sk_buff *skb, int type, void *data, + int data_len, int pad) { - int pad = ndisc_addr_option_pad(skb->dev->type); - int data_len = skb->dev->addr_len; - int space = ndisc_opt_addr_space(skb->dev); + int space = __ndisc_opt_addr_space(data_len, pad); u8 *opt = skb_put(skb, space); opt[0] = type;
@@ -172,6 +171,13 @@ static void ndisc_fill_addr_option(struct sk_buff *skb, int type, void *data) memset(opt, 0, space); } +static inline void ndisc_fill_addr_option(struct sk_buff *skb, int type, + void *data) +{ + __ndisc_fill_addr_option(skb, type, data, skb->dev->addr_len, + ndisc_addr_option_pad(skb->dev->type)); +} + static struct nd_opt_hdr *ndisc_next_option(struct nd_opt_hdr *cur, struct nd_opt_hdr *end) {
--
2.8.3