linux-stable/net/core
Stanislav Fomichev 114039b342 bpf: Move skb->len == 0 checks into __bpf_redirect
To avoid potentially breaking existing users.

Both mac/no-mac cases have to be amended; mac_header >= network_header
is not enough (verified with a new test, see next patch).

Fixes: fd18942244 ("bpf: Don't redirect packets with invalid pkt_len")
Signed-off-by: Stanislav Fomichev <sdf@google.com>
Link: https://lore.kernel.org/r/20221121180340.1983627-1-sdf@google.com
Signed-off-by: Martin KaFai Lau <martin.lau@kernel.org>
2022-11-21 12:47:04 -08:00
..
Makefile net: skb: export skb drop reaons to user by TRACE_DEFINE_ENUM 2022-09-07 15:28:08 +01:00
bpf_sk_storage.c bpf: Consolidate spin_lock, timer management into btf_record 2022-11-03 22:19:40 -07:00
datagram.c tcp: TX zerocopy should not sense pfmemalloc status 2022-09-02 12:29:02 +01:00
dev.c net: introduce a helper to move notifier block to different namespace 2022-11-09 13:45:59 -08:00
dev.h net: add new helper unregister_netdevice_many_notify 2022-10-31 18:10:21 -07:00
dev_addr_lists.c net: extract a few internals from netdevice.h 2022-04-07 20:32:09 -07:00
dev_addr_lists_test.c net: kunit: add a test for dev_addr_lists 2021-11-20 12:25:57 +00:00
dev_ioctl.c net: dev: Convert sa_data to flexible array in struct sockaddr 2022-10-25 11:44:20 -07:00
devlink.c devlink: Fix warning when unregistering a port 2022-11-10 13:15:04 -08:00
drop_monitor.c genetlink: introduce split op representation 2022-11-07 12:30:16 +00:00
dst.c net: rename reference+tracking helpers 2022-06-09 21:52:55 -07:00
dst_cache.c wireguard: device: reset peer src endpoint when netns exits 2021-11-29 19:50:45 -08:00
failover.c net/core: Allow live renaming when an interface is up 2022-11-09 13:08:12 +00:00
fib_notifier.c
fib_rules.c fib: expand fib_rule_policy 2021-12-16 07:18:35 -08:00
filter.c bpf: Move skb->len == 0 checks into __bpf_redirect 2022-11-21 12:47:04 -08:00
flow_dissector.c Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2022-09-22 13:02:10 -07:00
flow_offload.c net: flow_offload: add support for ARP frame matching 2022-11-14 11:24:16 +00:00
gen_estimator.c
gen_stats.c net: Remove the obsolte u64_stats_fetch_*_irq() users (net). 2022-10-28 20:13:54 -07:00
gro.c net: gro: no longer use skb_vlan_tag_present() 2022-11-11 18:18:05 -08:00
gro_cells.c net: drop the weight argument from netif_napi_add 2022-09-28 18:57:14 -07:00
hwbm.c
link_watch.c net: rename reference+tracking helpers 2022-06-09 21:52:55 -07:00
lwt_bpf.c bpf, lwt: Fix crash when using bpf_skb_set_tunnel_key() from bpf_xmit lwt hook 2022-04-22 17:45:25 +02:00
lwtunnel.c xfrm: lwtunnel: add lwtunnel support for xfrm interfaces in collect_md mode 2022-08-29 10:44:08 +02:00
neighbour.c net, neigh: Fix null-ptr-deref in neigh_table_clear() 2022-11-02 20:44:27 -07:00
net-procfs.c net: extract a few internals from netdevice.h 2022-04-07 20:32:09 -07:00
net-sysfs.c net: devlink: use devlink_port pointer instead of ndo_get_devlink_port 2022-11-03 20:48:36 -07:00
net-sysfs.h
net-traces.c
net_namespace.c Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2022-10-24 13:44:11 -07:00
netclassid_cgroup.c core: Variable type completion 2022-08-31 09:40:34 +01:00
netevent.c
netpoll.c net: move from strlcpy with unused retval to strscpy 2022-08-22 18:06:18 -07:00
netprio_cgroup.c
of_net.c Revert "of: net: support NVMEM cells with MAC in text format" 2022-01-12 14:14:36 +00:00
page_pool.c - The usual batches of cleanups from Baoquan He, Muchun Song, Miaohe 2022-08-05 16:32:45 -07:00
pktgen.c treewide: use get_random_u32() when possible 2022-10-11 17:42:58 -06:00
ptp_classifier.c ptp: Add generic PTP is_sync() function 2022-03-07 11:31:34 +00:00
request_sock.c
rtnetlink.c net: expose devlink port over rtnetlink 2022-11-03 20:48:37 -07:00
scm.c
secure_seq.c tcp: Fix data-races around sysctl knobs related to SYN option. 2022-07-20 10:14:49 +01:00
selftests.c
skbuff.c Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2022-11-10 17:43:53 -08:00
skmsg.c bpf, sock_map: Move cancel_work_sync() out of sock lock 2022-11-03 13:51:06 +01:00
sock.c soreuseport: Fix socket selection for SO_INCOMING_CPU. 2022-10-25 11:35:16 +02:00
sock_destructor.h
sock_diag.c net: Don't include filter.h from net/sock.h 2021-12-29 08:48:14 -08:00
sock_map.c bpf, sock_map: Move cancel_work_sync() out of sock lock 2022-11-03 13:51:06 +01:00
sock_reuseport.c soreuseport: Fix socket selection for SO_INCOMING_CPU. 2022-10-25 11:35:16 +02:00
stream.c treewide: use prandom_u32_max() when possible, part 1 2022-10-11 17:42:55 -06:00
sysctl_net_core.c net: sysctl: remove unused variable long_max 2022-09-07 15:31:19 +01:00
timestamping.c
tso.c
utils.c net: core: inet[46]_pton strlen len types 2022-11-01 21:14:39 -07:00
xdp.c xdp: improve page_pool xdp_return performance 2022-09-26 11:28:19 -07:00