Commit 421f099b authored Mar 22, 2008 by Julia Lawall Committed by David S. Miller Mar 22, 2008

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

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>

parent 6440cc9e

net/ipv6/ndisc.c

+0 −2

Original line number	Diff line number	Diff line
		@@ -1420,7 +1420,6 @@ void ndisc_send_redirect(struct sk_buff skb, struct neighbour neigh,
		u8 *opt;
		int rd_len;
		int err;
		int hlen;
		u8 ha_buf[MAX_ADDR_LEN], *ha = NULL;

		dev = skb->dev;
		@@ -1491,7 +1490,6 @@ void ndisc_send_redirect(struct sk_buff skb, struct neighbour neigh,
		return;
		}

		hlen = 0;

		skb_reserve(buff, LL_RESERVED_SPACE(dev));
		ip6_nd_hdr(sk, buff, dev, &saddr_buf, &ipv6_hdr(skb)->saddr,