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Message-ID: <20201002234217.GA12280@embeddedor> Date: Fri, 2 Oct 2020 18:42:17 -0500 From: "Gustavo A. R. Silva" <gustavoars@...nel.org> To: Alexei Starovoitov <ast@...nel.org>, Daniel Borkmann <daniel@...earbox.net>, Martin KaFai Lau <kafai@...com>, Song Liu <songliubraving@...com>, Yonghong Song <yhs@...com>, Andrii Nakryiko <andriin@...com>, John Fastabend <john.fastabend@...il.com>, KP Singh <kpsingh@...omium.org> Cc: netdev@...r.kernel.org, bpf@...r.kernel.org, linux-kernel@...r.kernel.org, "Gustavo A. R. Silva" <gustavoars@...nel.org>, linux-hardening@...r.kernel.org Subject: [PATCH][next] bpf: verifier: Use fallthrough pseudo-keyword Replace /* fallthrough */ comments with the new pseudo-keyword macro fallthrough[1]. [1] https://www.kernel.org/doc/html/v5.7/process/deprecated.html?highlight=fallthrough#implicit-switch-case-fall-through Signed-off-by: Gustavo A. R. Silva <gustavoars@...nel.org> --- kernel/bpf/verifier.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/kernel/bpf/verifier.c b/kernel/bpf/verifier.c index 015a1c074b6b..fcef04b80b66 100644 --- a/kernel/bpf/verifier.c +++ b/kernel/bpf/verifier.c @@ -2667,7 +2667,7 @@ static bool may_access_direct_pkt_data(struct bpf_verifier_env *env, case BPF_PROG_TYPE_CGROUP_SKB: if (t == BPF_WRITE) return false; - /* fallthrough */ + fallthrough; /* Program types with direct read + write access go here! */ case BPF_PROG_TYPE_SCHED_CLS: @@ -5432,7 +5432,7 @@ static int adjust_ptr_min_max_vals(struct bpf_verifier_env *env, /* smin_val represents the known value */ if (known && smin_val == 0 && opcode == BPF_ADD) break; - /* fall-through */ + fallthrough; case PTR_TO_PACKET_END: case PTR_TO_SOCKET: case PTR_TO_SOCKET_OR_NULL: -- 2.27.0
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