It allows bpf prog (e.g. tracing) to attach
to a kernel function that takes enum argument.
Acked-by: Yonghong Song <yhs@xxxxxx>
Signed-off-by: Martin KaFai Lau <kafai@xxxxxx>
---
kernel/bpf/btf.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/kernel/bpf/btf.c b/kernel/bpf/btf.c
index 88359a4bccb0..6e652643849b 100644
--- a/kernel/bpf/btf.c
+++ b/kernel/bpf/btf.c
@@ -3676,7 +3676,7 @@ bool btf_ctx_access(int off, int size, enum bpf_access_type type,
/* skip modifiers */
while (btf_type_is_modifier(t))
t = btf_type_by_id(btf, t->type);
- if (btf_type_is_int(t))
+ if (btf_type_is_int(t) || btf_type_is_enum(t))
/* accessing a scalar */
return true;
if (!btf_type_is_ptr(t)) {
--
2.17.1
