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bpf: Drop useless btf_vmlinux in bpf_tcp_ca

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The code using btf_vmlinux in bpf_tcp_ca is removed by the
commit 9f0265e921 ("bpf: Require only one of cong_avoid() and cong_control() from a TCP CC")
so drop this useless btf_vmlinux declaration.

Signed-off-by: Geliang Tang <geliang.tang@suse.com>
Link: https://lore.kernel.org/r/4d38da4eadaba476bd92ffcd7a5a03a5e28745c0.1689582557.git.geliang.tang@suse.com
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
This commit is contained in:
Geliang Tang 2023-07-17 16:32:52 +08:00 committed by Alexei Starovoitov
parent 89dc4037dd
commit 8daf847714
1 changed files with 0 additions and 2 deletions
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2
net/ipv4/bpf_tcp_ca.c
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@ -51,8 +51,6 @@ static bool is_unsupported(u32 member_offset)
return false; return false;
} }
extern struct btf *btf_vmlinux;
static bool bpf_tcp_ca_is_valid_access(int off, int size, static bool bpf_tcp_ca_is_valid_access(int off, int size,
enum bpf_access_type type, enum bpf_access_type type,
const struct bpf_prog *prog, const struct bpf_prog *prog,