ipv4: Simplify iph->daddr overwrite in ip_options_rcv_srr().

We already copy the 4-byte nexthop from the options block into
local variable "nexthop" for the route lookup.

Re-use that variable instead of memcpy()'ing again when assigning
to iph->daddr after the route lookup succeeds.

Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 1 insertions, 1 deletions

diff --git a/net/ipv4/ip_options.c b/net/ipv4/ip_options.c
index e82c304806bb..c5c26192b057 100644
--- a/net/ipv4/ip_options.c
+++ b/net/ipv4/ip_options.c
@@ -635,7 +635,7 @@ int ip_options_rcv_srr(struct sk_buff *skb)
                 if (rt2->rt_type != RTN_LOCAL)
                         break;
                 /* Superfast 8) loopback forward */
-                memcpy(&iph->daddr, &optptr[srrptr-1], 4);
+                iph->daddr = nexthop;
                 opt->is_changed = 1;
         }
         if (srrptr <= srrspace) {