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900f27fb79
linux/net
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Eric Dumazet 900f27fb79 net: change sock_queue_rcv_skb_reason() to return a drop_reason 
Change sock_queue_rcv_skb_reason() to return the drop_reason directly
instead of using a reference.

This is part of an effort to remove stack canaries and reduce bloat.

$ scripts/bloat-o-meter -t vmlinux.old vmlinux.new
add/remove: 0/0 grow/shrink: 3/7 up/down: 79/-301 (-222)
Function                                     old     new   delta
vsock_queue_rcv_skb                           50      79     +29
ipmr_cache_report                           1290    1315     +25
ip6mr_cache_report                          1322    1347     +25
packet_rcv_spkt                              329     327      -2
sock_queue_rcv_skb_reason                    166     128     -38
raw_rcv_skb                                  122      80     -42
ping_queue_rcv_skb                           109      61     -48
ping_rcv                                     215     162     -53
rawv6_rcv_skb                                278     224     -54
raw_rcv                                      591     527     -64
Total: Before=29722890, After=29722668, chg -0.00%

Signed-off-by: Eric Dumazet <edumazet@google.com>
Link: https://patch.msgid.link/20260409145625.2306224-2-edumazet@google.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2026-04-12 14:30:25 -07:00
..
6lowpan net: replace ND_PRINTK with dynamic debug 2025-07-10 15:27:32 -07:00
9p Convert 'alloc_obj' family to use the new default GFP_KERNEL argument 2026-02-21 17:09:51 -08:00
802 Convert 'alloc_obj' family to use the new default GFP_KERNEL argument 2026-02-21 17:09:51 -08:00
8021q Convert 'alloc_obj' family to use the new default GFP_KERNEL argument 2026-02-21 17:09:51 -08:00
appletalk Convert 'alloc_obj' family to use the new default GFP_KERNEL argument 2026-02-21 17:09:51 -08:00
atm Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2026-03-19 14:16:00 -07:00
ax25 Convert 'alloc_obj' family to use the new default GFP_KERNEL argument 2026-02-21 17:09:51 -08:00
batman-adv Here are two batman-adv bugfixes: 2026-04-08 18:50:27 -07:00
bluetooth Bluetooth: hci_sync: fix stack buffer overflow in hci_le_big_create_sync 2026-04-01 16:48:28 -04:00
bpf Convert 'alloc_obj' family to use the new default GFP_KERNEL argument 2026-02-21 17:09:51 -08:00
bridge net: bridge: add stp_mode attribute for STP mode selection 2026-04-10 15:52:24 -07:00
caif Convert 'alloc_obj' family to use the new default GFP_KERNEL argument 2026-02-21 17:09:51 -08:00
can net: change sock_queue_rcv_skb_reason() to return a drop_reason 2026-04-12 14:30:25 -07:00
ceph libceph: Fix potential out-of-bounds access in ceph_handle_auth_reply() 2026-03-11 10:18:56 +01:00
core net: change sock_queue_rcv_skb_reason() to return a drop_reason 2026-04-12 14:30:25 -07:00
dcb Convert 'alloc_obj' family to use the new default GFP_KERNEL argument 2026-02-21 17:09:51 -08:00
devlink Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2026-04-09 13:20:59 -07:00
dns_resolver net: Add SPDX ids to some source files 2026-03-09 18:32:45 -07:00
dsa net: dsa: tag_rtl8_4: set KEEP flag 2026-04-12 09:03:55 -07:00
ethernet bonding: prevent potential infinite loop in bond_header_parse() 2026-03-16 19:29:45 -07:00
ethtool net, ethtool: Disallow leased real rxqs to be resized 2026-04-09 18:21:46 -07:00
handshake treewide: Replace kmalloc with kmalloc_obj for non-scalar types 2026-02-21 01:02:28 -08:00
hsr net: hsr: emit notification for PRP slave2 changed hw addr on port deletion 2026-04-07 17:06:16 +02:00
ieee802154 net: remove addr_len argument of recvmsg() handlers 2026-03-02 18:17:17 -08:00
ife
ipv4 net: change sock_queue_rcv_skb_reason() to return a drop_reason 2026-04-12 14:30:25 -07:00
ipv6 net: change sock_queue_rcv_skb_reason() to return a drop_reason 2026-04-12 14:30:25 -07:00
iucv net/iucv: Add missing kernel-doc return value descriptions 2026-03-31 20:14:56 -07:00
kcm kcm: fix zero-frag skb in frag_list on partial sendmsg error 2026-02-23 17:26:55 -08:00
key net: af_key: zero aligned sockaddr tail in PF_KEY exports 2026-04-07 11:08:24 +02:00
l2tp Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2026-04-09 13:20:59 -07:00
l3mdev net: fib_rules: Fix iif / oif matching on L3 master device 2025-04-15 17:54:56 -07:00
lapb treewide: Replace kmalloc with kmalloc_obj for non-scalar types 2026-02-21 01:02:28 -08:00
llc treewide: Replace kmalloc with kmalloc_obj for non-scalar types 2026-02-21 01:02:28 -08:00
mac80211 net: use get_random_u{16,32,64}() where appropriate 2026-04-09 19:27:43 -07:00
mac802154 bonding: prevent potential infinite loop in bond_header_parse() 2026-03-16 19:29:45 -07:00
mctp net: mctp: defer creation of dst after source-address check 2026-04-06 18:06:47 -07:00
mpls Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2026-04-02 11:03:13 -07:00
mptcp net: use get_random_u{16,32,64}() where appropriate 2026-04-09 19:27:43 -07:00
ncsi net: ncsi: fix skb leak in error paths 2026-03-06 17:34:48 -08:00
netfilter Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2026-04-09 13:20:59 -07:00
netlabel Convert 'alloc_obj' family to use the new default GFP_KERNEL argument 2026-02-21 17:09:51 -08:00
netlink netlink: update outdated comment 2026-03-12 19:29:01 -07:00
netrom Convert 'alloc_obj' family to use the new default GFP_KERNEL argument 2026-02-21 17:09:51 -08:00
nfc nfc: nci: fix circular locking dependency in nci_close_device 2026-03-19 16:56:18 -07:00
nsh
openvswitch net: use get_random_u{16,32,64}() where appropriate 2026-04-09 19:27:43 -07:00
packet net: fix fanout UAF in packet_release() via NETDEV_UP race 2026-03-23 17:07:19 -07:00
phonet Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2026-03-19 14:16:00 -07:00
psample treewide: Replace kmalloc with kmalloc_obj for non-scalar types 2026-02-21 01:02:28 -08:00
psp net: remove EXPORT_IPV6_MOD() and EXPORT_IPV6_MOD_GPL() macros 2026-03-29 11:21:22 -07:00
qrtr Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2026-04-02 11:03:13 -07:00
rds Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2026-04-02 11:03:13 -07:00
rfkill net: rfkill: prevent unlimited numbers of rfkill events from being created 2026-04-07 12:35:04 +02:00
rose net/rose: fix NULL pointer dereference in rose_transmit_link on reconnect 2026-03-12 19:23:59 -07:00
rxrpc Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2026-04-09 13:20:59 -07:00
sched Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2026-04-09 13:20:59 -07:00
sctp net: use get_random_u{16,32,64}() where appropriate 2026-04-09 19:27:43 -07:00
shaper net: shaper: protect from late creation of hierarchy 2026-03-19 13:47:15 +01:00
smc net/smc: fix double-free of smc_spd_priv when tee() duplicates splice pipe buffer 2026-03-20 18:59:30 -07:00
strparser Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2025-11-13 12:35:38 -08:00
sunrpc nfsd-7.0 fixes: 2026-03-18 14:27:11 -07:00
switchdev bridge: No DEV_PATH_BR_VLAN_UNTAG_HW for dsa foreign 2026-03-19 13:14:00 +01:00
tipc net: use get_random_u{16,32,64}() where appropriate 2026-04-09 19:27:43 -07:00
tls Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2026-04-09 13:20:59 -07:00
unix Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2026-04-09 13:20:59 -07:00
vmw_vsock vsock: avoid timeout for non-blocking accept() with empty backlog 2026-04-06 18:29:01 -07:00
wireless A fairly big set of changes all over, notably with: 2026-03-26 18:17:14 -07:00
x25 net/x25: Fix overflow when accumulating packets 2026-04-02 13:36:08 +02:00
xdp net: remove the netif_get_rx_queue_lease_locked() helpers 2026-04-09 18:26:28 -07:00
xfrm Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2026-04-09 13:20:59 -07:00
compat.c socket: Unify getsockname and getpeername implementation 2025-11-26 13:45:23 -07:00
devres.c
Kconfig net: Kconfig: discourage drop_monitor enablement 2025-10-17 16:29:26 -07:00
Kconfig.debug
Makefile psp: base PSP device support 2025-09-18 12:32:06 +02:00
socket.c net: Convert move_addr_to_user() to scoped user access 2026-03-11 20:38:00 -07:00
sysctl_net.c