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linux/net/netfilter
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Kees Cook 189f164e57 Convert remaining multi-line kmalloc_obj/flex GFP_KERNEL uses 
Conversion performed via this Coccinelle script:

  // SPDX-License-Identifier: GPL-2.0-only
  // Options: --include-headers-for-types --all-includes --include-headers --keep-comments
  virtual patch

  @gfp depends on patch && !(file in "tools") && !(file in "samples")@
  identifier ALLOC = {kmalloc_obj,kmalloc_objs,kmalloc_flex,
 		    kzalloc_obj,kzalloc_objs,kzalloc_flex,
		    kvmalloc_obj,kvmalloc_objs,kvmalloc_flex,
		    kvzalloc_obj,kvzalloc_objs,kvzalloc_flex};
  @@

  	ALLOC(...
  -		, GFP_KERNEL
  	)

  $ make coccicheck MODE=patch COCCI=gfp.cocci

Build and boot tested x86_64 with Fedora 42's GCC and Clang:

Linux version 6.19.0+ (user@host) (gcc (GCC) 15.2.1 20260123 (Red Hat 15.2.1-7), GNU ld version 2.44-12.fc42) #1 SMP PREEMPT_DYNAMIC 1970-01-01
Linux version 6.19.0+ (user@host) (clang version 20.1.8 (Fedora 20.1.8-4.fc42), LLD 20.1.8) #1 SMP PREEMPT_DYNAMIC 1970-01-01

Signed-off-by: Kees Cook <kees@kernel.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
 		2026-02-22 08:26:33 -08:00
..
ipset Convert 'alloc_obj' family to use the new default GFP_KERNEL argument 2026-02-21 17:09:51 -08:00
ipvs Convert remaining multi-line kmalloc_obj/flex GFP_KERNEL uses 2026-02-22 08:26:33 -08:00
Kconfig
…
Makefile netfilter: flowtable: move path discovery infrastructure to its own file 2025-11-27 23:59:43 +00:00
core.c
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nf_bpf_link.c treewide: Replace kmalloc with kmalloc_obj for non-scalar types 2026-02-21 01:02:28 -08:00
nf_conncount.c Convert 'alloc_obj' family to use the new default GFP_KERNEL argument 2026-02-21 17:09:51 -08:00
nf_conntrack_acct.c
…
nf_conntrack_amanda.c netfilter: annotate NAT helper hook pointers with __rcu 2026-02-17 15:04:20 +01:00
nf_conntrack_bpf.c Networking changes for 7.0 2026-02-11 19:31:52 -08:00
nf_conntrack_broadcast.c
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nf_conntrack_core.c Convert 'alloc_obj' family to use the new default GFP_KERNEL argument 2026-02-21 17:09:51 -08:00
nf_conntrack_ecache.c net: replace use of system_wq with system_percpu_wq 2025-09-22 17:40:30 -07:00
nf_conntrack_expect.c
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nf_conntrack_extend.c
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nf_conntrack_ftp.c netfilter: annotate NAT helper hook pointers with __rcu 2026-02-17 15:04:20 +01:00
nf_conntrack_h323_asn1.c
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nf_conntrack_h323_main.c netfilter: nf_conntrack_h323: don't pass uninitialised l3num value 2026-02-17 15:04:20 +01:00
nf_conntrack_h323_types.c
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nf_conntrack_helper.c netfilter: conntrack: helper: Replace -EEXIST by -EBUSY 2025-08-27 11:53:38 +02:00
nf_conntrack_irc.c netfilter: annotate NAT helper hook pointers with __rcu 2026-02-17 15:04:20 +01:00
nf_conntrack_labels.c
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nf_conntrack_netbios_ns.c
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nf_conntrack_netlink.c Convert 'alloc_obj' family to use the new default GFP_KERNEL argument 2026-02-21 17:09:51 -08:00
nf_conntrack_ovs.c net/ipv6: Introduce payload_len helpers 2026-02-06 20:50:03 -08:00
nf_conntrack_pptp.c
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nf_conntrack_proto.c
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nf_conntrack_proto_generic.c netfilter: nf_conntrack: Add allow_clash to generic protocol handler 2026-01-20 16:23:37 +01:00
nf_conntrack_proto_gre.c treewide: Replace kmalloc with kmalloc_obj for non-scalar types 2026-02-21 01:02:28 -08:00
nf_conntrack_proto_icmp.c netfilter: nf_conntrack: enable icmp clash support 2026-01-20 16:23:37 +01:00
nf_conntrack_proto_icmpv6.c netfilter: nf_conntrack: enable icmp clash support 2026-01-20 16:23:37 +01:00
nf_conntrack_proto_sctp.c
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nf_conntrack_proto_tcp.c
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nf_conntrack_proto_udp.c
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nf_conntrack_sane.c
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nf_conntrack_seqadj.c
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nf_conntrack_sip.c
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nf_conntrack_snmp.c netfilter: annotate NAT helper hook pointers with __rcu 2026-02-17 15:04:20 +01:00
nf_conntrack_standalone.c netfilter: conntrack: disable 0 value for conntrack_max setting 2025-10-30 12:52:45 +01:00
nf_conntrack_tftp.c netfilter: annotate NAT helper hook pointers with __rcu 2026-02-17 15:04:20 +01:00
nf_conntrack_timeout.c
…
nf_conntrack_timestamp.c
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nf_dup_netdev.c
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nf_flow_table_bpf.c bpf: Remove redundant KF_TRUSTED_ARGS flag from all kfuncs 2026-01-02 12:04:28 -08:00
nf_flow_table_core.c netfilter: flowtable: dedicated slab for flow entry 2026-02-06 13:34:55 +01:00
nf_flow_table_inet.c
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nf_flow_table_ip.c netfilter: flowtable: Add IP6IP6 tx sw acceleration 2026-01-29 09:52:06 +01:00
nf_flow_table_offload.c Convert 'alloc_obj' family to use the new default GFP_KERNEL argument 2026-02-21 17:09:51 -08:00
nf_flow_table_path.c netfilter: nf_conntrack: don't rely on implicit includes 2026-01-20 16:23:37 +01:00
nf_flow_table_procfs.c
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nf_flow_table_xdp.c treewide: Replace kmalloc with kmalloc_obj for non-scalar types 2026-02-21 01:02:28 -08:00
nf_hooks_lwtunnel.c
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nf_internals.h
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nf_log.c treewide: Replace kmalloc with kmalloc_obj for non-scalar types 2026-02-21 01:02:28 -08:00
nf_log_syslog.c net/ipv6: Introduce payload_len helpers 2026-02-06 20:50:03 -08:00
nf_nat_amanda.c
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nf_nat_bpf.c bpf: Remove redundant KF_TRUSTED_ARGS flag from all kfuncs 2026-01-02 12:04:28 -08:00
nf_nat_core.c Convert 'alloc_obj' family to use the new default GFP_KERNEL argument 2026-02-21 17:09:51 -08:00
nf_nat_ftp.c
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nf_nat_helper.c
…
nf_nat_irc.c
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nf_nat_masquerade.c treewide: Replace kmalloc with kmalloc_obj for non-scalar types 2026-02-21 01:02:28 -08:00
nf_nat_ovs.c netfilter: nf_conntrack: don't rely on implicit includes 2026-01-20 16:23:37 +01:00
nf_nat_proto.c netfilter: nf_conntrack: don't rely on implicit includes 2026-01-20 16:23:37 +01:00
nf_nat_redirect.c
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nf_nat_sip.c
…
nf_nat_tftp.c
…
nf_queue.c
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nf_sockopt.c
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nf_synproxy_core.c netfilter: don't include xt and nftables.h in unrelated subsystems 2026-01-20 16:23:37 +01:00
nf_tables_api.c Convert remaining multi-line kmalloc_obj/flex GFP_KERNEL uses 2026-02-22 08:26:33 -08:00
nf_tables_core.c
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nf_tables_offload.c Convert 'alloc_obj' family to use the new default GFP_KERNEL argument 2026-02-21 17:09:51 -08:00
nf_tables_trace.c
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nfnetlink.c Convert 'alloc_obj' family to use the new default GFP_KERNEL argument 2026-02-21 17:09:51 -08:00
nfnetlink_acct.c Convert 'alloc_obj' family to use the new default GFP_KERNEL argument 2026-02-21 17:09:51 -08:00
nfnetlink_cthelper.c Convert remaining multi-line kmalloc_obj/flex GFP_KERNEL uses 2026-02-22 08:26:33 -08:00
nfnetlink_cttimeout.c Convert 'alloc_obj' family to use the new default GFP_KERNEL argument 2026-02-21 17:09:51 -08:00
nfnetlink_hook.c Convert 'alloc_obj' family to use the new default GFP_KERNEL argument 2026-02-21 17:09:51 -08:00
nfnetlink_log.c treewide: Replace kmalloc with kmalloc_obj for non-scalar types 2026-02-21 01:02:28 -08:00
nfnetlink_osf.c Convert 'alloc_obj' family to use the new default GFP_KERNEL argument 2026-02-21 17:09:51 -08:00
nfnetlink_queue.c treewide: Replace kmalloc with kmalloc_obj for non-scalar types 2026-02-21 01:02:28 -08:00
nft_bitwise.c
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nft_byteorder.c
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nft_chain_filter.c
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nft_chain_nat.c
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nft_chain_route.c
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nft_cmp.c
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nft_compat.c treewide: Replace kmalloc with kmalloc_obj for non-scalar types 2026-02-21 01:02:28 -08:00
nft_connlimit.c treewide: Replace kmalloc with kmalloc_obj for non-scalar types 2026-02-21 01:02:28 -08:00
nft_counter.c netfilter: nft_counter: serialize reset with spinlock 2026-02-17 15:04:20 +01:00
nft_ct.c Convert 'alloc_obj' family to use the new default GFP_KERNEL argument 2026-02-21 17:09:51 -08:00
nft_ct_fast.c
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nft_dup_netdev.c
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nft_dynset.c
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nft_exthdr.c
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nft_fib.c
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nft_fib_inet.c
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nft_fib_netdev.c
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nft_flow_offload.c netfilter: nf_conntrack: don't rely on implicit includes 2026-01-20 16:23:37 +01:00
nft_fwd_netdev.c
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nft_hash.c
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nft_immediate.c
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nft_inner.c
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nft_last.c treewide: Replace kmalloc with kmalloc_obj for non-scalar types 2026-02-21 01:02:28 -08:00
nft_limit.c treewide: Replace kmalloc with kmalloc_obj for non-scalar types 2026-02-21 01:02:28 -08:00
nft_log.c audit: add audit_log_nf_skb helper function 2025-12-16 11:04:14 -05:00
nft_lookup.c netfilter: nf_tables: use C99 struct initializer for nft_set_iter 2025-10-30 12:52:45 +01:00
nft_masq.c
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nft_meta.c
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nft_nat.c
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nft_numgen.c treewide: Replace kmalloc with kmalloc_obj for non-scalar types 2026-02-21 01:02:28 -08:00
nft_objref.c netfilter: nft_objref: validate objref and objrefmap expressions 2025-10-08 13:17:25 +02:00
nft_osf.c
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nft_payload.c netfilter: nft_payload: extend offset to 65535 bytes 2025-09-02 15:28:18 +02:00
nft_queue.c
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nft_quota.c treewide: Replace kmalloc with kmalloc_obj for non-scalar types 2026-02-21 01:02:28 -08:00
nft_range.c
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nft_redir.c
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nft_reject.c
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nft_reject_inet.c
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nft_reject_netdev.c
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nft_rt.c
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nft_set_bitmap.c netfilter: nft_set_bitmap: fix lockdep splat due to missing annotation 2025-09-10 20:28:24 +02:00
nft_set_hash.c netfilter: nft_set_hash: fix get operation on big endian 2026-02-06 13:34:55 +01:00
nft_set_pipapo.c Convert 'alloc_flex' family to use the new default GFP_KERNEL argument 2026-02-21 17:09:51 -08:00
nft_set_pipapo.h netfilter: nft_set_pipapo: Use nested-BH locking for nft_pipapo_scratch 2025-08-20 13:52:37 +02:00
nft_set_pipapo_avx2.c netfilter: nft_set_pipapo_avx2: fix skip of expired entries 2025-09-24 11:50:28 +02:00
nft_set_pipapo_avx2.h netfilter: nft_set_pipapo: use avx2 algorithm for insertions too 2025-08-20 13:52:37 +02:00
nft_set_rbtree.c treewide: Replace kmalloc with kmalloc_obj for non-scalar types 2026-02-21 01:02:28 -08:00
nft_socket.c
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nft_synproxy.c netfilter: don't include xt and nftables.h in unrelated subsystems 2026-01-20 16:23:37 +01:00
nft_tproxy.c
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nft_tunnel.c
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nft_xfrm.c
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utils.c
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x_tables.c Convert 'alloc_obj' family to use the new default GFP_KERNEL argument 2026-02-21 17:09:51 -08:00
xt_AUDIT.c audit: add audit_log_nf_skb helper function 2025-12-16 11:04:14 -05:00
xt_CHECKSUM.c
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xt_CLASSIFY.c
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xt_CONNSECMARK.c
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xt_CT.c
…
xt_DSCP.c
…
xt_HL.c
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xt_HMARK.c
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xt_IDLETIMER.c Convert 'alloc_obj' family to use the new default GFP_KERNEL argument 2026-02-21 17:09:51 -08:00
xt_LED.c Convert 'alloc_obj' family to use the new default GFP_KERNEL argument 2026-02-21 17:09:51 -08:00
xt_LOG.c
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xt_MASQUERADE.c
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xt_NETMAP.c
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xt_NFLOG.c
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xt_NFQUEUE.c
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xt_RATEEST.c Convert 'alloc_obj' family to use the new default GFP_KERNEL argument 2026-02-21 17:09:51 -08:00
xt_REDIRECT.c
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xt_SECMARK.c
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xt_TCPMSS.c
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xt_TCPOPTSTRIP.c
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xt_TEE.c Convert 'alloc_obj' family to use the new default GFP_KERNEL argument 2026-02-21 17:09:51 -08:00
xt_TPROXY.c
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xt_TRACE.c
…
xt_addrtype.c
…
xt_bpf.c
…
xt_cgroup.c
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xt_cluster.c
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xt_comment.c
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xt_connbytes.c
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xt_connlabel.c
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xt_connlimit.c netfilter: nf_conncount: rework API to use sk_buff directly 2025-11-28 00:05:49 +00:00
xt_connmark.c
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xt_conntrack.c
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xt_cpu.c
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xt_dccp.c
…
xt_devgroup.c
…
xt_dscp.c
…
xt_ecn.c
…
xt_esp.c
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xt_hashlimit.c Convert 'alloc_flex' family to use the new default GFP_KERNEL argument 2026-02-21 17:09:51 -08:00
xt_helper.c
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xt_hl.c
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xt_ipcomp.c
…
xt_iprange.c
…
xt_ipvs.c
…
xt_l2tp.c
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xt_length.c
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xt_limit.c Convert 'alloc_obj' family to use the new default GFP_KERNEL argument 2026-02-21 17:09:51 -08:00
xt_mac.c
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xt_mark.c
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xt_multiport.c
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xt_nat.c
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xt_nfacct.c
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xt_osf.c
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xt_owner.c
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xt_physdev.c
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xt_pkttype.c
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xt_policy.c
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xt_quota.c Convert 'alloc_obj' family to use the new default GFP_KERNEL argument 2026-02-21 17:09:51 -08:00
xt_rateest.c
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xt_realm.c
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xt_recent.c Convert 'alloc_flex' family to use the new default GFP_KERNEL argument 2026-02-21 17:09:51 -08:00
xt_repldata.h
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xt_sctp.c
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xt_set.c
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xt_socket.c
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xt_state.c
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xt_statistic.c Convert 'alloc_obj' family to use the new default GFP_KERNEL argument 2026-02-21 17:09:51 -08:00
xt_string.c
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xt_tcpmss.c netfilter: xt_tcpmss: check remaining length before reading optlen 2026-01-20 16:23:38 +01:00
xt_tcpudp.c
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xt_time.c netfilter: xt_time: use is_leap_year() helper 2026-01-29 09:52:07 +01:00
xt_u32.c
…