[XFRM]: beet: minor cleanups

Remove unnecessary initialization/variable.

Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/net/ipv4/xfrm4_mode_beet.c b/net/ipv4/xfrm4_mode_beet.c
index 3650e027ce703306fcd15acd772fdeb6f88ed8d1..0f7c3e30e4e6b2072bcb4e51d8ad3279695a76a2 100644 (file)
--- a/net/ipv4/xfrm4_mode_beet.c
+++ b/net/ipv4/xfrm4_mode_beet.c
@@ -29,7 +29,7 @@
  */
 static int xfrm4_beet_output(struct xfrm_state *x, struct sk_buff *skb)
 {
-       struct iphdr *iph, *top_iph = NULL;
+       struct iphdr *iph, *top_iph;
        int hdrlen, optlen;
 
        iph = ip_hdr(skb);
@@ -73,11 +73,9 @@ static int xfrm4_beet_input(struct xfrm_state *x, struct sk_buff *skb)
        struct iphdr *iph = ip_hdr(skb);
        int phlen = 0;
        int optlen = 0;
-       __u8 ph_nexthdr = 0, protocol = 0;
+       u8 ph_nexthdr = 0;
        int err = -EINVAL;
 
-       protocol = iph->protocol;
-
        if (unlikely(iph->protocol == IPPROTO_BEETPH)) {
                struct ip_beet_phdr *ph;
 
@@ -109,8 +107,6 @@ static int xfrm4_beet_input(struct xfrm_state *x, struct sk_buff *skb)
        iph->saddr = x->sel.saddr.a4;
        if (ph_nexthdr)
                iph->protocol = ph_nexthdr;
-       else
-               iph->protocol = protocol;
        iph->check = 0;
        iph->check = ip_fast_csum(skb_network_header(skb), iph->ihl);
        err = 0;