diff options
Diffstat (limited to 'net/dccp/ccids/ccid3.c')
-rw-r--r-- | net/dccp/ccids/ccid3.c | 57 |
1 files changed, 14 insertions, 43 deletions
diff --git a/net/dccp/ccids/ccid3.c b/net/dccp/ccids/ccid3.c index b2ddd205d438..ce8059130070 100644 --- a/net/dccp/ccids/ccid3.c +++ b/net/dccp/ccids/ccid3.c | |||
@@ -485,60 +485,31 @@ static int ccid3_hc_tx_parse_options(struct sock *sk, unsigned char option, | |||
485 | unsigned char len, u16 idx, | 485 | unsigned char len, u16 idx, |
486 | unsigned char *value) | 486 | unsigned char *value) |
487 | { | 487 | { |
488 | int rc = 0; | ||
489 | const struct dccp_sock *dp = dccp_sk(sk); | ||
490 | struct ccid3_hc_tx_sock *hc = ccid3_hc_tx_sk(sk); | 488 | struct ccid3_hc_tx_sock *hc = ccid3_hc_tx_sk(sk); |
491 | struct ccid3_options_received *opt_recv = &hc->tx_options_received; | 489 | struct ccid3_options_received *opt_recv = &hc->tx_options_received; |
492 | __be32 opt_val; | 490 | __be32 opt_val; |
493 | 491 | ||
494 | if (opt_recv->ccid3or_seqno != dp->dccps_gsr) { | ||
495 | opt_recv->ccid3or_seqno = dp->dccps_gsr; | ||
496 | opt_recv->ccid3or_loss_event_rate = ~0; | ||
497 | opt_recv->ccid3or_loss_intervals_idx = 0; | ||
498 | opt_recv->ccid3or_loss_intervals_len = 0; | ||
499 | opt_recv->ccid3or_receive_rate = 0; | ||
500 | } | ||
501 | |||
502 | switch (option) { | 492 | switch (option) { |
493 | case TFRC_OPT_RECEIVE_RATE: | ||
503 | case TFRC_OPT_LOSS_EVENT_RATE: | 494 | case TFRC_OPT_LOSS_EVENT_RATE: |
504 | if (unlikely(len != 4)) { | 495 | if (unlikely(len != 4)) { |
505 | DCCP_WARN("%s(%p), invalid len %d " | 496 | DCCP_WARN("%s(%p), invalid len %d for %u\n", |
506 | "for TFRC_OPT_LOSS_EVENT_RATE\n", | 497 | dccp_role(sk), sk, len, option); |
507 | dccp_role(sk), sk, len); | 498 | return -EINVAL; |
508 | rc = -EINVAL; | ||
509 | } else { | ||
510 | opt_val = get_unaligned((__be32 *)value); | ||
511 | opt_recv->ccid3or_loss_event_rate = ntohl(opt_val); | ||
512 | ccid3_pr_debug("%s(%p), LOSS_EVENT_RATE=%u\n", | ||
513 | dccp_role(sk), sk, | ||
514 | opt_recv->ccid3or_loss_event_rate); | ||
515 | } | 499 | } |
516 | break; | 500 | opt_val = ntohl(get_unaligned((__be32 *)value)); |
517 | case TFRC_OPT_LOSS_INTERVALS: | 501 | |
518 | opt_recv->ccid3or_loss_intervals_idx = idx; | 502 | if (option == TFRC_OPT_RECEIVE_RATE) { |
519 | opt_recv->ccid3or_loss_intervals_len = len; | 503 | opt_recv->ccid3or_receive_rate = opt_val; |
520 | ccid3_pr_debug("%s(%p), LOSS_INTERVALS=(%u, %u)\n", | ||
521 | dccp_role(sk), sk, | ||
522 | opt_recv->ccid3or_loss_intervals_idx, | ||
523 | opt_recv->ccid3or_loss_intervals_len); | ||
524 | break; | ||
525 | case TFRC_OPT_RECEIVE_RATE: | ||
526 | if (unlikely(len != 4)) { | ||
527 | DCCP_WARN("%s(%p), invalid len %d " | ||
528 | "for TFRC_OPT_RECEIVE_RATE\n", | ||
529 | dccp_role(sk), sk, len); | ||
530 | rc = -EINVAL; | ||
531 | } else { | ||
532 | opt_val = get_unaligned((__be32 *)value); | ||
533 | opt_recv->ccid3or_receive_rate = ntohl(opt_val); | ||
534 | ccid3_pr_debug("%s(%p), RECEIVE_RATE=%u\n", | 504 | ccid3_pr_debug("%s(%p), RECEIVE_RATE=%u\n", |
535 | dccp_role(sk), sk, | 505 | dccp_role(sk), sk, opt_val); |
536 | opt_recv->ccid3or_receive_rate); | 506 | } else { |
507 | opt_recv->ccid3or_loss_event_rate = opt_val; | ||
508 | ccid3_pr_debug("%s(%p), LOSS_EVENT_RATE=%u\n", | ||
509 | dccp_role(sk), sk, opt_val); | ||
537 | } | 510 | } |
538 | break; | ||
539 | } | 511 | } |
540 | 512 | return 0; | |
541 | return rc; | ||
542 | } | 513 | } |
543 | 514 | ||
544 | static int ccid3_hc_tx_init(struct ccid *ccid, struct sock *sk) | 515 | static int ccid3_hc_tx_init(struct ccid *ccid, struct sock *sk) |