Commit 12a3cc84 authored Nov 30, 2017 by Alexei Starovoitov Committed by Daniel Borkmann Dec 01, 2017

bpf: fix stack state printing in verifier log



fix incorrect stack state prints in print_verifier_state()

Fixes: 638f5b90 ("bpf: reduce verifier memory consumption")
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Acked-by: John Fastabend <john.fastabend@gmail.com>
Acked-by: Daniel Borkmann <daniel@iogearbox.net>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>

parent 51de0825

kernel/bpf/verifier.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -279,7 +279,7 @@ static void print_verifier_state(struct bpf_verifier_env *env,
		for (i = 0; i < state->allocated_stack / BPF_REG_SIZE; i++) {
		if (state->stack[i].slot_type[0] == STACK_SPILL)
		verbose(env, " fp%d=%s",
		-MAX_BPF_STACK + i * BPF_REG_SIZE,
		(-i - 1) * BPF_REG_SIZE,
		reg_type_str[state->stack[i].spilled_ptr.type]);
		}
		verbose(env, "\n");

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