linux/include
Eric Dumazet f5148298b0 tcp: return a drop_reason from tcp_add_backlog()
Part of a stack canary removal from tcp_v{4,6}_rcv().

Return a drop_reason instead of a boolean, so that we no longer
have to pass the address of a local variable.

$ scripts/bloat-o-meter -t vmlinux.old vmlinux.new
add/remove: 0/0 grow/shrink: 0/3 up/down: 0/-37 (-37)
Function                                     old     new   delta
tcp_v6_rcv                                  3133    3129      -4
tcp_v4_rcv                                  3206    3202      -4
tcp_add_backlog                             1281    1252     -29
Total: Before=25567186, After=25567149, chg -0.00%

Signed-off-by: Eric Dumazet <edumazet@google.com>
Link: https://patch.msgid.link/20260409101147.1642967-1-edumazet@google.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2026-04-12 09:07:53 -07:00
..
acpi mailbox: platform and core updates 2026-02-14 11:13:32 -08:00
asm-generic kbuild: Split .modinfo out from ELF_DETAILS 2026-02-26 11:50:19 -07:00
clocksource
crypto crypto: algif_aead - Revert to operating out-of-place 2026-03-31 17:11:47 +09:00
cxl
drm drm/dp: Add definition for Panel Replay full-line granularity 2026-03-04 15:26:08 +02:00
dt-bindings reset: spacemit: k3: Decouple composite reset lines 2026-03-23 12:25:47 +01:00
hyperv mshv: Fix infinite fault loop on permission-denied GPA intercepts 2026-04-04 05:25:53 +00:00
keys
kunit kunit: irq: Ensure timer doesn't fire too frequently 2026-02-24 14:44:21 -08:00
kvm
linux Merge branch 'netkit-support-for-io_uring-zero-copy-and-af_xdp' 2026-04-09 18:24:35 -07:00
math-emu
media
memory
misc
net tcp: return a drop_reason from tcp_add_backlog() 2026-04-12 09:07:53 -07:00
pcmcia
ras
rdma RDMA/core: Check id_priv->restricted_node_type in cma_listen_on_dev() 2026-02-25 07:50:10 -05:00
rv rv: Fix multiple definition of __pcpu_unique_da_mon_this 2026-02-20 13:12:00 +01:00
scsi SCSI misc on 20260212 2026-02-12 15:43:02 -08:00
soc
sound ASoC: SDCA: remove the max count of initialization table 2026-03-25 12:17:43 +00:00
target
trace Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2026-04-09 13:20:59 -07:00
uapi net: bridge: add stp_mode attribute for STP mode selection 2026-04-10 15:52:24 -07:00
ufs
vdso
video
xen xen/xenbus: better handle backend crash 2026-03-04 15:31:40 +01:00
Kbuild