soreuseport: change consume_skb to kfree_skb in error case

Fixes: 538950a1 ("soreuseport: setsockopt SO_ATTACH_REUSEPORT_[CE]BPF")
Suggested-by: NDaniel Borkmann <daniel@iogearbox.net>
Signed-off-by: NCraig Gallek <kraig@google.com>
Acked-by: NDaniel Borkmann <daniel@iogearbox.net>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

net/core/sock_reuseport.c

@@ -173,7 +173,7 @@ static struct sock *run_bpf(struct sock_reuseport *reuse, u16 socks,
 
 	/* temporarily advance data past protocol header */
 	if (!pskb_pull(skb, hdr_len)) {
-		consume_skb(nskb);
+		kfree_skb(nskb);
 		return NULL;
 	}
 	index = bpf_prog_run_save_cb(prog, skb);