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Diffstat (limited to 'kernel/bpf')
-rw-r--r--kernel/bpf/btf.c9
1 files changed, 6 insertions, 3 deletions
diff --git a/kernel/bpf/btf.c b/kernel/bpf/btf.c
index ed2075884724..497ecf62d79d 100644
--- a/kernel/bpf/btf.c
+++ b/kernel/bpf/btf.c
@@ -3697,7 +3697,6 @@ bool btf_ctx_access(int off, int size, enum bpf_access_type type,
/* this is a pointer to another type */
info->reg_type = PTR_TO_BTF_ID;
- info->btf_id = t->type;
if (tgt_prog) {
ret = btf_translate_to_vmlinux(log, btf, t, tgt_prog->type);
@@ -3708,10 +3707,14 @@ bool btf_ctx_access(int off, int size, enum bpf_access_type type,
return false;
}
}
+
+ info->btf_id = t->type;
t = btf_type_by_id(btf, t->type);
/* skip modifiers */
- while (btf_type_is_modifier(t))
+ while (btf_type_is_modifier(t)) {
+ info->btf_id = t->type;
t = btf_type_by_id(btf, t->type);
+ }
if (!btf_type_is_struct(t)) {
bpf_log(log,
"func '%s' arg%d type %s is not a struct\n",
@@ -3737,7 +3740,7 @@ int btf_struct_access(struct bpf_verifier_log *log,
again:
tname = __btf_name_by_offset(btf_vmlinux, t->name_off);
if (!btf_type_is_struct(t)) {
- bpf_log(log, "Type '%s' is not a struct", tname);
+ bpf_log(log, "Type '%s' is not a struct\n", tname);
return -EINVAL;
}