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-rw-r--r--kernel/bpf/btf.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/kernel/bpf/btf.c b/kernel/bpf/btf.c
index 40df35088cdb..3cfba41a0829 100644
--- a/kernel/bpf/btf.c
+++ b/kernel/bpf/btf.c
@@ -5441,6 +5441,8 @@ static int btf_check_func_arg_match(struct bpf_verifier_env *env,
struct bpf_reg_state *regs,
bool ptr_to_mem_ok)
{
+ enum bpf_prog_type prog_type = env->prog->type == BPF_PROG_TYPE_EXT ?
+ env->prog->aux->dst_prog->type : env->prog->type;
struct bpf_verifier_log *log = &env->log;
const char *func_name, *ref_tname;
const struct btf_type *t, *ref_t;
@@ -5533,8 +5535,7 @@ static int btf_check_func_arg_match(struct bpf_verifier_env *env,
reg_ref_tname);
return -EINVAL;
}
- } else if (btf_get_prog_ctx_type(log, btf, t,
- env->prog->type, i)) {
+ } else if (btf_get_prog_ctx_type(log, btf, t, prog_type, i)) {
/* If function expects ctx type in BTF check that caller
* is passing PTR_TO_CTX.
*/