diff options
Diffstat (limited to 'kernel/bpf/btf.c')
| -rw-r--r-- | kernel/bpf/btf.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/kernel/bpf/btf.c b/kernel/bpf/btf.c index 02d7014417a0..b472cf0c8fdb 100644 --- a/kernel/bpf/btf.c +++ b/kernel/bpf/btf.c @@ -1,4 +1,4 @@ -/* SPDX-License-Identifier: GPL-2.0 */ +// SPDX-License-Identifier: GPL-2.0 /* Copyright (c) 2018 Facebook */ #include <uapi/linux/btf.h> @@ -2547,7 +2547,7 @@ static int btf_ptr_resolve(struct btf_verifier_env *env, * * We now need to continue from the last-resolved-ptr to * ensure the last-resolved-ptr will not referring back to - * the currenct ptr (t). + * the current ptr (t). */ if (btf_type_is_modifier(next_type)) { const struct btf_type *resolved_type; @@ -6148,7 +6148,7 @@ int btf_type_snprintf_show(const struct btf *btf, u32 type_id, void *obj, btf_type_show(btf, type_id, obj, (struct btf_show *)&ssnprintf); - /* If we encontered an error, return it. */ + /* If we encountered an error, return it. */ if (ssnprintf.show.state.status) return ssnprintf.show.state.status; @@ -6398,7 +6398,8 @@ static int btf_module_notify(struct notifier_block *nb, unsigned long op, pr_warn("failed to validate module [%s] BTF: %ld\n", mod->name, PTR_ERR(btf)); kfree(btf_mod); - err = PTR_ERR(btf); + if (!IS_ENABLED(CONFIG_MODULE_ALLOW_BTF_MISMATCH)) + err = PTR_ERR(btf); goto out; } err = btf_alloc_id(btf); @@ -6706,7 +6707,7 @@ static int btf_populate_kfunc_set(struct btf *btf, enum btf_kfunc_hook hook, const struct btf_kfunc_id_set *kset) { bool vmlinux_set = !btf_is_module(btf); - int type, ret; + int type, ret = 0; for (type = 0; type < ARRAY_SIZE(kset->sets); type++) { if (!kset->sets[type]) |