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authorYOSHIFUJI Hideaki / 吉藤英明 <yoshfuji@linux-ipv6.org>2013-01-21 06:47:50 +0000
committerDavid S. Miller <davem@davemloft.net>2013-01-21 13:33:14 -0500
commit315ff09dbaebc6061948102d7ed8781d4ee46f36 (patch)
tree6c75732095e53482a109df9fb0b1d73885a7984c
parent7373470202a3c98e1a338bf1acf51247cd100868 (diff)
ndisc: Reduce number of arguments for ndisc_fill_addr_option().
Add pointer to struct net_device (dev) and remove data_len (= dev->addr_len) and addr_type (= dev->type). Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--net/ipv6/ndisc.c13
1 files changed, 6 insertions, 7 deletions
diff --git a/net/ipv6/ndisc.c b/net/ipv6/ndisc.c
index 067a0d2eb55..49dfc2a73ee 100644
--- a/net/ipv6/ndisc.c
+++ b/net/ipv6/ndisc.c
@@ -148,10 +148,11 @@ static inline int ndisc_opt_addr_space(struct net_device *dev)
return NDISC_OPT_SPACE(dev->addr_len + ndisc_addr_option_pad(dev->type));
}
-static u8 *ndisc_fill_addr_option(u8 *opt, int type, void *data, int data_len,
- unsigned short addr_type)
+static u8 *ndisc_fill_addr_option(u8 *opt, int type, void *data,
+ struct net_device *dev)
{
- int pad = ndisc_addr_option_pad(addr_type);
+ int pad = ndisc_addr_option_pad(dev->type);
+ int data_len = dev->addr_len;
int space = NDISC_OPT_SPACE(data_len + pad);
opt[0] = type;
@@ -420,8 +421,7 @@ static struct sk_buff *ndisc_build_skb(struct net_device *dev,
}
if (llinfo)
- ndisc_fill_addr_option(opt, llinfo, dev->dev_addr,
- dev->addr_len, dev->type);
+ ndisc_fill_addr_option(opt, llinfo, dev->dev_addr, dev);
hdr->icmp6_cksum = csum_ipv6_magic(saddr, daddr, len,
IPPROTO_ICMPV6,
@@ -1469,8 +1469,7 @@ void ndisc_send_redirect(struct sk_buff *skb, const struct in6_addr *target)
*/
if (ha)
- opt = ndisc_fill_addr_option(opt, ND_OPT_TARGET_LL_ADDR, ha,
- dev->addr_len, dev->type);
+ opt = ndisc_fill_addr_option(opt, ND_OPT_TARGET_LL_ADDR, ha, dev);
/*
* build redirect option and copy skb over to the new packet.