net: Remove superfluous setting of key_basic

key_basic is set twice in __skb_flow_dissect which seems unnecessary.
Remove second one.
Acked-by: NJiri Pirko <jiri@resnulli.us>
Signed-off-by: NTom Herbert <tom@herbertland.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

net/core/flow_dissector.c

@@ -343,12 +343,6 @@ bool __skb_flow_dissect(const struct sk_buff *skb,
 		break;
 	}
 
-	/* It is ensured by skb_flow_dissector_init() that basic key will
-	 * be always present.
-	 */
-	key_basic = skb_flow_dissector_target(flow_dissector,
-					      FLOW_DISSECTOR_KEY_BASIC,
-					      target_container);
 	key_basic->n_proto = proto;
 	key_basic->ip_proto = ip_proto;
 	key_basic->thoff = (u16) nhoff;