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linux/net/sctp
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Petr Malat 51b7cfc6c7 sctp: Do not wake readers in __sctp_write_space() 
[ Upstream commit af295892a7 ]

Function __sctp_write_space() doesn't set poll key, which leads to
ep_poll_callback() waking up all waiters, not only these waiting
for the socket being writable. Set the key properly using
wake_up_interruptible_poll(), which is preferred over the sync
variant, as writers are not woken up before at least half of the
queue is available. Also, TCP does the same.

Signed-off-by: Petr Malat <oss@malat.biz>
Acked-by: Xin Long <lucien.xin@gmail.com>
Link: https://patch.msgid.link/20250516081727.1361451-1-oss@malat.biz
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
History 2025-06-27 11:07:33 +01:00
..
associola.c net/sctp: Prevent autoclose integer overflow in sctp_association_init() 2025-01-09 13:30:06 +01:00
auth.c sctp: handle the error returned from sctp_auth_asoc_init_active_key 2022-09-30 12:36:40 +01:00
bind_addr.c sctp: fail if no bound addresses can be used for a given scope 2023-02-01 08:34:46 +01:00
chunk.c net: sctp: chunk.c: delete duplicated word 2020-08-24 16:21:43 -07:00
debug.c sctp: add the probe timer in transport for PLPMTUD 2021-06-22 11:28:52 -07:00
diag.c sctp: sctp_sock_filter(): avoid list_entry() on possibly empty list 2023-02-22 12:59:51 +01:00
endpointola.c sctp: use call_rcu to free endpoint 2021-12-25 17:13:37 +00:00
input.c sctp: Fix null-ptr-deref in reuseport_add_sock(). 2024-08-14 13:52:43 +02:00
inqueue.c net: sctp: fix skb leak in sctp_inq_free() 2024-08-29 17:30:20 +02:00
ipv6.c ipv6: Remove __ipv6_only_sock(). 2022-04-22 12:47:50 +01:00
Kconfig sctp: create udp4 sock and add its encap_rcv 2020-10-30 15:23:52 -07:00
Makefile sctp: rename sctp_diag.c as diag.c 2018-02-13 13:56:31 -05:00
objcnt.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 104 2019-05-24 17:39:00 +02:00
offload.c sctp: remove the NETIF_F_SG flag before calling skb_segment 2021-01-16 19:05:59 -08:00
output.c net: allow gso_max_size to exceed 65536 2022-05-16 10:18:55 +01:00
outqueue.c sctp: clear out_curr if all frag chunks of current msg are pruned 2022-11-07 19:59:01 -08:00
primitive.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 104 2019-05-24 17:39:00 +02:00
proc.c sctp: annotate data-races around sk->sk_wmem_queued 2023-09-19 12:28:00 +02:00
protocol.c ipv4: Drop tos parameter from flowi4_update_output() 2025-05-18 08:21:21 +02:00
sm_make_chunk.c sctp: account stream padding length for reconf chunk 2021-10-14 07:15:22 -07:00
sm_sideeffect.c sctp: handle invalid error codes without calling BUG() 2023-09-13 09:42:25 +02:00
sm_statefuns.c sctp: properly validate chunk size in sctp_sf_ootb() 2024-11-14 13:15:11 +01:00
sm_statetable.c sctp: add the probe timer in transport for PLPMTUD 2021-06-22 11:28:52 -07:00
socket.c sctp: Do not wake readers in __sctp_write_space() 2025-06-27 11:07:33 +01:00
stream.c sctp: Fix undefined behavior in left shift operation 2025-03-28 21:58:52 +01:00
stream_interleave.c sctp: fix a potential overflow in sctp_ifwdtsn_skip 2023-04-20 12:35:09 +02:00
stream_sched.c sctp: fix memory leak in sctp_stream_outq_migrate() 2022-11-29 08:30:50 -08:00
stream_sched_prio.c sctp: add a refcnt in sctp_stream_priorities to avoid a nested loop 2023-03-11 13:55:26 +01:00
stream_sched_rr.c sctp: fix memory leak in sctp_stream_outq_migrate() 2022-11-29 08:30:50 -08:00
sysctl.c sctp: add mutual exclusion in proc_sctp_do_udp_port() 2025-05-22 14:10:09 +02:00
transport.c sctp: detect and prevent references to a freed transport in sendmsg 2025-04-25 10:43:43 +02:00
tsnmap.c net: sctp: trivial: fix typo in comment 2021-03-04 13:48:32 -08:00
ulpevent.c net: remove noblock parameter from recvmsg() entities 2022-04-12 15:00:25 +02:00
ulpqueue.c net: keep sk->sk_forward_alloc as small as possible 2022-06-10 16:21:27 -07:00