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779edd7348
linux/net/sctp
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Xin Long 779edd7348 sctp: do not abandon the other frags in unsent outq if one msg has outstanding frags 
Now for the abandoned chunks in unsent outq, it would just free the chunks.
Because no tsn is assigned to them yet, there's no need to send fwd tsn to
peer, unlike for the abandoned chunks in sent outq.

The problem is when parts of the msg have been sent and the other frags
are still in unsent outq, if they are abandoned/dropped, the peer would
never get this msg reassembled.

So these frags in unsent outq can't be dropped if this msg already has
outstanding frags.

This patch does the check in sctp_chunk_abandoned and
sctp_prsctp_prune_unsent.

Signed-off-by: Xin Long <lucien.xin@gmail.com>
Acked-by: Marcelo Ricardo Leitner <marcelo.leitner@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2017-12-01 15:06:24 -05:00
..
associola.c net: sctp: Convert timers to use timer_setup() 2017-10-25 12:02:09 +09:00
auth.c sctp: remove the typedef sctp_hmac_algo_param_t 2017-07-16 20:52:14 -07:00
bind_addr.c sctp: remove the typedef sctp_scope_t 2017-08-06 21:33:41 -07:00
chunk.c sctp: do not abandon the other frags in unsent outq if one msg has outstanding frags 2017-12-01 15:06:24 -05:00
debug.c sctp: remove the typedef sctp_subtype_t 2017-08-06 21:33:42 -07:00
endpointola.c sctp: remove the typedef sctp_subtype_t 2017-08-06 21:33:42 -07:00
input.c sctp: fix some type cast warnings introduced by transport rhashtable 2017-10-29 18:03:24 +09:00
inqueue.c sctp: remove the typedef sctp_chunkhdr_t 2017-07-01 09:08:41 -07:00
ipv6.c net/sctp: Always set scope_id in sctp_inet6_skb_msgname 2017-11-16 23:00:30 +09:00
Kconfig sctp: add the sctp_diag.c file 2016-04-15 17:29:36 -04:00
Makefile Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net 2017-11-04 09:26:51 +09:00
objcnt.c sctp: remove the typedef sctp_dbg_objcnt_entry_t 2017-08-11 10:02:43 -07:00
offload.c net: use skb->csum_not_inet to identify packets needing crc32c 2017-05-19 19:21:29 -04:00
output.c sctp: remove the typedef sctp_xmit_t 2017-08-06 21:33:42 -07:00
outqueue.c sctp: do not abandon the other frags in unsent outq if one msg has outstanding frags 2017-12-01 15:06:24 -05:00
primitive.c sctp: remove the typedef sctp_subtype_t 2017-08-06 21:33:42 -07:00
probe.c sctp: remove the typedef sctp_disposition_t 2017-08-11 10:02:44 -07:00
proc.c net: convert sock.sk_wmem_alloc from atomic_t to refcount_t 2017-07-01 07:39:08 -07:00
protocol.c sctp: remove extern from stream sched 2017-11-28 11:00:13 -05:00
sctp_diag.c sctp: Fix a big endian bug in sctp_diag_dump() 2017-09-26 21:16:29 -07:00
sm_make_chunk.c sctp: check stream reset info len before making reconf chunk 2017-11-16 10:49:00 +09:00
sm_sideeffect.c Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net 2017-10-30 21:09:24 +09:00
sm_statefuns.c sctp: remove the typedef sctp_disposition_t 2017-08-11 10:02:44 -07:00
sm_statetable.c sctp: remove the typedef sctp_sm_table_entry_t 2017-08-11 10:02:44 -07:00
socket.c sctp: use right member as the param of list_for_each_entry 2017-11-28 15:55:44 -05:00
stream_sched_prio.c sctp: remove extern from stream sched 2017-11-28 11:00:13 -05:00
stream_sched_rr.c sctp: remove extern from stream sched 2017-11-28 11:00:13 -05:00
stream_sched.c sctp: remove extern from stream sched 2017-11-28 11:00:13 -05:00
stream.c sctp: force SCTP_ERROR_INV_STRM with __u32 when calling sctp_chunk_fail 2017-11-28 11:00:13 -05:00
sysctl.c sctp: remove the typedef sctp_scope_policy_t 2017-08-06 21:33:41 -07:00
transport.c net: sctp: Convert timers to use timer_setup() 2017-10-25 12:02:09 +09:00
tsnmap.c sctp: Fix FSF address in file headers 2013-12-06 12:37:56 -05:00
ulpevent.c sctp: fix some type cast warnings introduced by stream reconf 2017-10-29 18:03:24 +09:00
ulpqueue.c sctp: fix missing wake ups in some situations 2017-09-08 10:02:47 -07:00