From c95a3be45ad22ee8925d6d1ab531d5ba98216311 Mon Sep 17 00:00:00 2001 From: Kui-Feng Lee Date: Thu, 23 May 2024 10:41:54 -0700 Subject: [PATCH] bpf: Remove unnecessary checks on the offset of btf_field. reg_find_field_offset() always return a btf_field with a matching offset value. Checking the offset of the returned btf_field is unnecessary. Acked-by: Eduard Zingerman Signed-off-by: Kui-Feng Lee Link: https://lore.kernel.org/r/20240523174202.461236-2-thinker.li@gmail.com Signed-off-by: Alexei Starovoitov --- kernel/bpf/verifier.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/kernel/bpf/verifier.c b/kernel/bpf/verifier.c index 77da1f438bec..57c0c255bf4c 100644 --- a/kernel/bpf/verifier.c +++ b/kernel/bpf/verifier.c @@ -11640,7 +11640,7 @@ __process_kf_arg_ptr_to_graph_node(struct bpf_verifier_env *env, node_off = reg->off + reg->var_off.value; field = reg_find_field_offset(reg, node_off, node_field_type); - if (!field || field->offset != node_off) { + if (!field) { verbose(env, "%s not found at offset=%u\n", node_type_name, node_off); return -EINVAL; } -- 2.25.1