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bpf, lsm: Remove bpf_lsm_key_free hook

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The key_free LSM hook has been removed.
Remove the corresponding BPF hook.

Avoid warnings during the build:
  BTFIDS  vmlinux
WARN: resolve_btfids: unresolved symbol bpf_lsm_key_free

Fixes: 5f8d28f6d7 ("lsm: infrastructure management of the key security blob")
Signed-off-by: Thomas Weißschuh <linux@weissschuh.net>
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
Acked-by: Song Liu <song@kernel.org>
Acked-by: Jiri Olsa <jolsa@kernel.org>
Link: https://lore.kernel.org/bpf/20241005-lsm-key_free-v1-1-42ea801dbd63@weissschuh.net
This commit is contained in:
Thomas Weißschuh 2024-10-05 02:06:28 +02:00 committed by Andrii Nakryiko
parent 45126b155e
commit b24d7f0da6
1 changed files with 0 additions and 4 deletions
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4
kernel/bpf/bpf_lsm.c
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@ -339,10 +339,6 @@ BTF_ID(func, bpf_lsm_path_chmod)
BTF_ID(func, bpf_lsm_path_chown)
#endif /* CONFIG_SECURITY_PATH */
#ifdef CONFIG_KEYS
BTF_ID(func, bpf_lsm_key_free)
#endif /* CONFIG_KEYS */
BTF_ID(func, bpf_lsm_mmap_file)
BTF_ID(func, bpf_lsm_netlink_send)
BTF_ID(func, bpf_lsm_path_notify)