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mirror-linux/net/ieee802154
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Eric Dumazet 8341c989ac net: remove addr_len argument of recvmsg() handlers 
Use msg->msg_namelen as a place holder instead of a
temporary variable, notably in inet[6]_recvmsg().

This removes stack canaries and allows tail-calls.

$ scripts/bloat-o-meter -t vmlinux.old vmlinux
add/remove: 0/0 grow/shrink: 2/19 up/down: 26/-532 (-506)
Function                                     old     new   delta
rawv6_recvmsg                                744     767     +23
vsock_dgram_recvmsg                           55      58      +3
vsock_connectible_recvmsg                     50      47      -3
unix_stream_recvmsg                          161     158      -3
unix_seqpacket_recvmsg                        62      59      -3
unix_dgram_recvmsg                            42      39      -3
tcp_recvmsg                                  546     543      -3
mptcp_recvmsg                               1568    1565      -3
ping_recvmsg                                 806     800      -6
tcp_bpf_recvmsg_parser                       983     974      -9
ip_recv_error                                588     576     -12
ipv6_recv_rxpmtu                             442     428     -14
udp_recvmsg                                 1243    1224     -19
ipv6_recv_error                             1046    1024     -22
udpv6_recvmsg                               1487    1461     -26
raw_recvmsg                                  465     437     -28
udp_bpf_recvmsg                             1027     984     -43
sock_common_recvmsg                          103      27     -76
inet_recvmsg                                 257     175     -82
inet6_recvmsg                                257     175     -82
tcp_bpf_recvmsg                              663     568     -95
Total: Before=25143834, After=25143328, chg -0.00%

Signed-off-by: Eric Dumazet <edumazet@google.com>
Reviewed-by: Willem de Bruijn <willemb@google.com>
Link: https://patch.msgid.link/20260227151120.1346573-1-edumazet@google.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
 		2026-03-02 18:17:17 -08:00
..
6lowpan treewide, timers: Rename from_timer() to timer_container_of() 2025-06-08 09:07:37 +02:00
Kconfig treewide: replace '---help---' in Kconfig files with 'help' 2020-06-14 01:57:21 +09:00
Makefile ieee802154: Internal PAN management 2023-11-20 11:41:06 +01:00
core.c net: rename netns_local to netns_immutable 2025-03-04 12:44:48 +01:00
core.h
…
header_ops.c mac802154: Handle received BEACON_REQ 2023-03-23 21:51:30 +01:00
ieee802154.h
…
netlink.c genetlink: start to validate reserved header bytes 2022-08-29 12:47:15 +01:00
nl-mac.c net: convert to nla_get_*_default() 2024-11-11 10:32:06 -08:00
nl-phy.c net: core: Convert dev_set_mac_address() to struct sockaddr_storage 2025-05-27 08:25:43 +02:00
nl802154.c Convert 'alloc_obj' family to use the new default GFP_KERNEL argument 2026-02-21 17:09:51 -08:00
nl802154.h ieee802154: Add support for user beaconing requests 2023-01-28 13:51:22 +01:00
nl_policy.c nl802154: add missing attribute validation for dev_type 2020-03-03 13:28:48 -08:00
pan.c mac802154: Avoid new associations while disassociating 2023-12-15 11:14:57 +01:00
rdev-ops.h ieee802154: Add support for user disassociation requests 2023-11-20 11:42:47 +01:00
socket.c net: remove addr_len argument of recvmsg() handlers 2026-03-02 18:17:17 -08:00
sysfs.c ieee802154: cfg802154: make wpan_phy_class constant 2024-03-06 21:23:10 +01:00
sysfs.h ieee802154: cfg802154: make wpan_phy_class constant 2024-03-06 21:23:10 +01:00
trace.c
…
trace.h tracing/treewide: Remove second parameter of __assign_str() 2024-05-22 20:14:47 -04:00