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[SCTP]: Use struct list_head for chunk lists, not sk_buff_head.

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Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller
2005-07-08 21:47:49 -07:00
parent 9c05989bb2
commit 79af02c253
8 changed files with 86 additions and 66 deletions
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22
net/sctp/output.c
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@@ -108,7 +108,7 @@ struct sctp_packet *sctp_packet_init(struct sctp_packet *packet,
packet->transport = transport;
packet->source_port = sport;
packet->destination_port = dport;
skb_queue_head_init(&packet->chunks);
INIT_LIST_HEAD(&packet->chunk_list);
if (asoc) {
struct sctp_sock *sp = sctp_sk(asoc->base.sk);
overhead = sp->pf->af->net_header_len;
@@ -129,12 +129,14 @@ struct sctp_packet *sctp_packet_init(struct sctp_packet *packet,
/* Free a packet. */
void sctp_packet_free(struct sctp_packet *packet)
{
struct sctp_chunk *chunk;
struct sctp_chunk *chunk, *tmp;
SCTP_DEBUG_PRINTK("%s: packet:%p\n", __FUNCTION__, packet);
while ((chunk = (struct sctp_chunk *)__skb_dequeue(&packet->chunks)) != NULL)
list_for_each_entry_safe(chunk, tmp, &packet->chunk_list, list) {
list_del_init(&chunk->list);
sctp_chunk_free(chunk);
}
if (packet->malloced)
kfree(packet);
@@ -276,7 +278,7 @@ append:
packet->has_sack = 1;
/* It is OK to send this chunk. */
__skb_queue_tail(&packet->chunks, (struct sk_buff *)chunk);
list_add_tail(&chunk->list, &packet->chunk_list);
packet->size += chunk_len;
chunk->transport = packet->transport;
finish:
@@ -295,7 +297,7 @@ int sctp_packet_transmit(struct sctp_packet *packet)
struct sctphdr *sh;
__u32 crc32;
struct sk_buff *nskb;
struct sctp_chunk *chunk;
struct sctp_chunk *chunk, *tmp;
struct sock *sk;
int err = 0;
int padding; /* How much padding do we need? */
@@ -305,11 +307,11 @@ int sctp_packet_transmit(struct sctp_packet *packet)
SCTP_DEBUG_PRINTK("%s: packet:%p\n", __FUNCTION__, packet);
/* Do NOT generate a chunkless packet. */
chunk = (struct sctp_chunk *)skb_peek(&packet->chunks);
if (unlikely(!chunk))
if (list_empty(&packet->chunk_list))
return err;
/* Set up convenience variables... */
chunk = list_entry(packet->chunk_list.next, struct sctp_chunk, list);
sk = chunk->skb->sk;
/* Allocate the new skb. */
@@ -370,7 +372,8 @@ int sctp_packet_transmit(struct sctp_packet *packet)
* [This whole comment explains WORD_ROUND() below.]
*/
SCTP_DEBUG_PRINTK("***sctp_transmit_packet***\n");
while ((chunk = (struct sctp_chunk *)__skb_dequeue(&packet->chunks)) != NULL) {
list_for_each_entry_safe(chunk, tmp, &packet->chunk_list, list) {
list_del_init(&chunk->list);
if (sctp_chunk_is_data(chunk)) {
if (!chunk->has_tsn) {
@@ -511,7 +514,8 @@ err:
* will get resent or dropped later.
*/
while ((chunk = (struct sctp_chunk *)__skb_dequeue(&packet->chunks)) != NULL) {
list_for_each_entry_safe(chunk, tmp, &packet->chunk_list, list) {
list_del_init(&chunk->list);
if (!sctp_chunk_is_data(chunk))
sctp_chunk_free(chunk);
}