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[IPV6] net/ipv6/ndisc.c: remove unused variable

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The variable hlen is initialized but never used otherwise.

The semantic patch that makes this change is as follows:
(http://www.emn.fr/x-info/coccinelle/)

// <smpl>
@@
type T;
identifier i;
constant C;
@@

(
extern T i;
|
- T i;
  <+... when != i
- i = C;
  ...+>
)
// </smpl>

Signed-off-by: Julia Lawall <julia@diku.dk>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Julia Lawall
2008-03-22 18:04:16 -07:00
committed by David S. Miller
parent 6440cc9e0f
commit 421f099bc5
1 changed files with 0 additions and 2 deletions
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2
net/ipv6/ndisc.c
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@@ -1420,7 +1420,6 @@ void ndisc_send_redirect(struct sk_buff *skb, struct neighbour *neigh,
u8 *opt; u8 *opt;
int rd_len; int rd_len;
int err; int err;
int hlen;
u8 ha_buf[MAX_ADDR_LEN], *ha = NULL; u8 ha_buf[MAX_ADDR_LEN], *ha = NULL;
dev = skb->dev; dev = skb->dev;
@@ -1491,7 +1490,6 @@ void ndisc_send_redirect(struct sk_buff *skb, struct neighbour *neigh,
return; return;
} }
hlen = 0;
skb_reserve(buff, LL_RESERVED_SPACE(dev)); skb_reserve(buff, LL_RESERVED_SPACE(dev));
ip6_nd_hdr(sk, buff, dev, &saddr_buf, &ipv6_hdr(skb)->saddr, ip6_nd_hdr(sk, buff, dev, &saddr_buf, &ipv6_hdr(skb)->saddr,