Make sure btf_parse_module() is compiled out if module BTFs are not enabled.
Reported-by: Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx>
Fixes: 36e68442d1af ("bpf: Load and verify kernel module BTFs")
Signed-off-by: Andrii Nakryiko <andrii@xxxxxxxxxx>
---
kernel/bpf/btf.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/kernel/bpf/btf.c b/kernel/bpf/btf.c
index 0f1fd2669d69..6b2d508b33d4 100644
--- a/kernel/bpf/btf.c
+++ b/kernel/bpf/btf.c
@@ -4478,6 +4478,8 @@ struct btf *btf_parse_vmlinux(void)
return ERR_PTR(err);
}
+#ifdef CONFIG_DEBUG_INFO_BTF_MODULES
+
static struct btf *btf_parse_module(const char *module_name, const void *data, unsigned int data_size)
{
struct btf_verifier_env *env = NULL;
@@ -4547,6 +4549,8 @@ static struct btf *btf_parse_module(const char *module_name, const void *data, u
return ERR_PTR(err);
}
+#endif /* CONFIG_DEBUG_INFO_BTF_MODULES */
+
struct btf *bpf_prog_get_target_btf(const struct bpf_prog *prog)
{
struct bpf_prog *tgt_prog = prog->aux->dst_prog;
--
2.24.1
