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Diffstat (limited to 'include/net/udplite.h')
-rw-r--r--include/net/udplite.h43
1 files changed, 0 insertions, 43 deletions
diff --git a/include/net/udplite.h b/include/net/udplite.h
index 9185e45b997f..a3c53110d30b 100644
--- a/include/net/udplite.h
+++ b/include/net/udplite.h
@@ -70,49 +70,6 @@ static inline int udplite_checksum_init(struct sk_buff *skb, struct udphdr *uh)
return 0;
}
-/* Slow-path computation of checksum. Socket is locked. */
-static inline __wsum udplite_csum_outgoing(struct sock *sk, struct sk_buff *skb)
-{
- const struct udp_sock *up = udp_sk(skb->sk);
- int cscov = up->len;
- __wsum csum = 0;
-
- if (up->pcflag & UDPLITE_SEND_CC) {
- /*
- * Sender has set `partial coverage' option on UDP-Lite socket.
- * The special case "up->pcslen == 0" signifies full coverage.
- */
- if (up->pcslen < up->len) {
- if (0 < up->pcslen)
- cscov = up->pcslen;
- udp_hdr(skb)->len = htons(up->pcslen);
- }
- /*
- * NOTE: Causes for the error case `up->pcslen > up->len':
- * (i) Application error (will not be penalized).
- * (ii) Payload too big for send buffer: data is split
- * into several packets, each with its own header.
- * In this case (e.g. last segment), coverage may
- * exceed packet length.
- * Since packets with coverage length > packet length are
- * illegal, we fall back to the defaults here.
- */
- }
-
- skb->ip_summed = CHECKSUM_NONE; /* no HW support for checksumming */
-
- skb_queue_walk(&sk->sk_write_queue, skb) {
- const int off = skb_transport_offset(skb);
- const int len = skb->len - off;
-
- csum = skb_checksum(skb, off, (cscov > len)? len : cscov, csum);
-
- if ((cscov -= len) <= 0)
- break;
- }
- return csum;
-}
-
/* Fast-path computation of checksum. Socket may not be locked. */
static inline __wsum udplite_csum(struct sk_buff *skb)
{