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bpf: remove obsolete prog->aux sanitation in bpf_insn_prepare_dump

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This logic is not needed anymore since we got rid of the verifier
rewrite that was using prog->aux address in f6069b9aa9 ("bpf:
fix redirect to map under tail calls").

Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
This commit is contained in:
Daniel Borkmann 2018-12-12 10:45:38 +01:00 committed by Alexei Starovoitov
parent eb896a69a0
commit 9f8c1c5712
1 changed files with 0 additions and 7 deletions
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7
kernel/bpf/syscall.c
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@ -2032,13 +2032,6 @@ static struct bpf_insn *bpf_insn_prepare_dump(const struct bpf_prog *prog)
insns[i + 1].imm = 0;
continue;
}
if (!bpf_dump_raw_ok() &&
imm == (unsigned long)prog->aux) {
insns[i].imm = 0;
insns[i + 1].imm = 0;
continue;
}
}
return insns;