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author | Russell King <rmk@dyn-67.arm.linux.org.uk> | 2008-04-19 16:17:34 (GMT) |
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committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2008-04-19 16:17:34 (GMT) |
commit | cf816ecb533ab96b883dfdc0db174598b5b5c4d2 (patch) | |
tree | 1b7705db288ae2917105e624b01fdf81e0882bf1 /net/sctp/sm_statefuns.c | |
parent | adf6d34e460387ee3e8f1e1875d52bff51212c7d (diff) | |
parent | 15f7d677ccff6f0f5de8a1ee43a792567e9f9de9 (diff) | |
download | linux-fsl-qoriq-cf816ecb533ab96b883dfdc0db174598b5b5c4d2.tar.xz |
Merge branch 'merge-fixes' into devel
Diffstat (limited to 'net/sctp/sm_statefuns.c')
-rw-r--r-- | net/sctp/sm_statefuns.c | 61 |
1 files changed, 38 insertions, 23 deletions
diff --git a/net/sctp/sm_statefuns.c b/net/sctp/sm_statefuns.c index f2ed647..0c9d5a6 100644 --- a/net/sctp/sm_statefuns.c +++ b/net/sctp/sm_statefuns.c @@ -1124,7 +1124,7 @@ sctp_disposition_t sctp_sf_backbeat_8_3(const struct sctp_endpoint *ep, printk(KERN_WARNING "%s association %p could not find address " NIP6_FMT "\n", - __FUNCTION__, + __func__, asoc, NIP6(from_addr.v6.sin6_addr)); } else { @@ -1132,7 +1132,7 @@ sctp_disposition_t sctp_sf_backbeat_8_3(const struct sctp_endpoint *ep, printk(KERN_WARNING "%s association %p could not find address " NIPQUAD_FMT "\n", - __FUNCTION__, + __func__, asoc, NIPQUAD(from_addr.v4.sin_addr.s_addr)); } @@ -1150,7 +1150,7 @@ sctp_disposition_t sctp_sf_backbeat_8_3(const struct sctp_endpoint *ep, time_after(jiffies, hbinfo->sent_at + max_interval)) { SCTP_DEBUG_PRINTK("%s: HEARTBEAT ACK with invalid timestamp " "received for transport: %p\n", - __FUNCTION__, link); + __func__, link); return SCTP_DISPOSITION_DISCARD; } @@ -1226,7 +1226,6 @@ static int sctp_sf_check_restart_addrs(const struct sctp_association *new_asoc, sctp_cmd_seq_t *commands) { struct sctp_transport *new_addr, *addr; - struct list_head *pos, *pos2; int found; /* Implementor's Guide - Sectin 5.2.2 @@ -1243,12 +1242,11 @@ static int sctp_sf_check_restart_addrs(const struct sctp_association *new_asoc, new_addr = NULL; found = 0; - list_for_each(pos, &new_asoc->peer.transport_addr_list) { - new_addr = list_entry(pos, struct sctp_transport, transports); + list_for_each_entry(new_addr, &new_asoc->peer.transport_addr_list, + transports) { found = 0; - list_for_each(pos2, &asoc->peer.transport_addr_list) { - addr = list_entry(pos2, struct sctp_transport, - transports); + list_for_each_entry(addr, &asoc->peer.transport_addr_list, + transports) { if (sctp_cmp_addr_exact(&new_addr->ipaddr, &addr->ipaddr)) { found = 1; @@ -3135,12 +3133,8 @@ sctp_disposition_t sctp_sf_operr_notify(const struct sctp_endpoint *ep, if (!ev) goto nomem; - if (!sctp_add_cmd(commands, SCTP_CMD_EVENT_ULP, - SCTP_ULPEVENT(ev))) { - sctp_ulpevent_free(ev); - goto nomem; - } - + sctp_add_cmd_sf(commands, SCTP_CMD_EVENT_ULP, + SCTP_ULPEVENT(ev)); sctp_add_cmd_sf(commands, SCTP_CMD_PROCESS_OPERR, SCTP_CHUNK(chunk)); } @@ -3668,7 +3662,7 @@ sctp_disposition_t sctp_sf_eat_fwd_tsn(const struct sctp_endpoint *ep, skb_pull(chunk->skb, len); tsn = ntohl(fwdtsn_hdr->new_cum_tsn); - SCTP_DEBUG_PRINTK("%s: TSN 0x%x.\n", __FUNCTION__, tsn); + SCTP_DEBUG_PRINTK("%s: TSN 0x%x.\n", __func__, tsn); /* The TSN is too high--silently discard the chunk and count on it * getting retransmitted later. @@ -3728,7 +3722,7 @@ sctp_disposition_t sctp_sf_eat_fwd_tsn_fast( skb_pull(chunk->skb, len); tsn = ntohl(fwdtsn_hdr->new_cum_tsn); - SCTP_DEBUG_PRINTK("%s: TSN 0x%x.\n", __FUNCTION__, tsn); + SCTP_DEBUG_PRINTK("%s: TSN 0x%x.\n", __func__, tsn); /* The TSN is too high--silently discard the chunk and count on it * getting retransmitted later. @@ -4144,6 +4138,24 @@ static sctp_disposition_t sctp_sf_abort_violation( goto nomem; if (asoc) { + /* Treat INIT-ACK as a special case during COOKIE-WAIT. */ + if (chunk->chunk_hdr->type == SCTP_CID_INIT_ACK && + !asoc->peer.i.init_tag) { + sctp_initack_chunk_t *initack; + + initack = (sctp_initack_chunk_t *)chunk->chunk_hdr; + if (!sctp_chunk_length_valid(chunk, + sizeof(sctp_initack_chunk_t))) + abort->chunk_hdr->flags |= SCTP_CHUNK_FLAG_T; + else { + unsigned int inittag; + + inittag = ntohl(initack->init_hdr.init_tag); + sctp_add_cmd_sf(commands, SCTP_CMD_UPDATE_INITTAG, + SCTP_U32(inittag)); + } + } + sctp_add_cmd_sf(commands, SCTP_CMD_REPLY, SCTP_CHUNK(abort)); SCTP_INC_STATS(SCTP_MIB_OUTCTRLCHUNKS); @@ -4219,7 +4231,7 @@ static sctp_disposition_t sctp_sf_violation_chunklen( void *arg, sctp_cmd_seq_t *commands) { - char err_str[]="The following chunk had invalid length:"; + static const char err_str[]="The following chunk had invalid length:"; return sctp_sf_abort_violation(ep, asoc, arg, commands, err_str, sizeof(err_str)); @@ -4236,7 +4248,7 @@ static sctp_disposition_t sctp_sf_violation_paramlen( const sctp_subtype_t type, void *arg, sctp_cmd_seq_t *commands) { - char err_str[] = "The following parameter had invalid length:"; + static const char err_str[] = "The following parameter had invalid length:"; return sctp_sf_abort_violation(ep, asoc, arg, commands, err_str, sizeof(err_str)); @@ -4255,7 +4267,7 @@ static sctp_disposition_t sctp_sf_violation_ctsn( void *arg, sctp_cmd_seq_t *commands) { - char err_str[]="The cumulative tsn ack beyond the max tsn currently sent:"; + static const char err_str[]="The cumulative tsn ack beyond the max tsn currently sent:"; return sctp_sf_abort_violation(ep, asoc, arg, commands, err_str, sizeof(err_str)); @@ -4274,7 +4286,7 @@ static sctp_disposition_t sctp_sf_violation_chunk( void *arg, sctp_cmd_seq_t *commands) { - char err_str[]="The following chunk violates protocol:"; + static const char err_str[]="The following chunk violates protocol:"; if (!asoc) return sctp_sf_violation(ep, asoc, type, arg, commands); @@ -4349,6 +4361,7 @@ sctp_disposition_t sctp_sf_do_prm_asoc(const struct sctp_endpoint *ep, sctp_cmd_seq_t *commands) { struct sctp_chunk *repl; + struct sctp_association* my_asoc; /* The comment below says that we enter COOKIE-WAIT AFTER * sending the INIT, but that doesn't actually work in our @@ -4372,8 +4385,8 @@ sctp_disposition_t sctp_sf_do_prm_asoc(const struct sctp_endpoint *ep, /* Cast away the const modifier, as we want to just * rerun it through as a sideffect. */ - sctp_add_cmd_sf(commands, SCTP_CMD_NEW_ASOC, - SCTP_ASOC((struct sctp_association *) asoc)); + my_asoc = (struct sctp_association *)asoc; + sctp_add_cmd_sf(commands, SCTP_CMD_NEW_ASOC, SCTP_ASOC(my_asoc)); /* Choose transport for INIT. */ sctp_add_cmd_sf(commands, SCTP_CMD_INIT_CHOOSE_TRANSPORT, @@ -5312,6 +5325,8 @@ sctp_disposition_t sctp_sf_t2_timer_expire(const struct sctp_endpoint *ep, SCTP_DEBUG_PRINTK("Timer T2 expired.\n"); SCTP_INC_STATS(SCTP_MIB_T2_SHUTDOWN_EXPIREDS); + ((struct sctp_association *)asoc)->shutdown_retries++; + if (asoc->overall_error_count >= asoc->max_retrans) { sctp_add_cmd_sf(commands, SCTP_CMD_SET_SK_ERR, SCTP_ERROR(ETIMEDOUT)); |