From: Hongbo Yao <yaohongbo@huawei.com>
Date: Mon, 10 Feb 2020 09:14:41 +0800
Subject: bpf: Make btf_check_func_type_match() static
Patch-mainline: v5.6-rc3
Git-commit: 2bf0eb9b3b0d099b20b2c4736436b666d78b94d5
References: bsc#1177028
Fix the following sparse warning:
kernel/bpf/btf.c:4131:5: warning: symbol 'btf_check_func_type_match' was
not declared. Should it be static?
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Hongbo Yao <yaohongbo@huawei.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Link: https://lore.kernel.org/bpf/20200210011441.147102-1-yaohongbo@huawei.com
Acked-by: Gary Lin <glin@suse.com>
---
kernel/bpf/btf.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
--- a/kernel/bpf/btf.c
+++ b/kernel/bpf/btf.c
@@ -4148,9 +4148,9 @@ int btf_distill_func_proto(struct bpf_ve
* EFAULT - verifier bug
* 0 - 99% match. The last 1% is validated by the verifier.
*/
-int btf_check_func_type_match(struct bpf_verifier_log *log,
- struct btf *btf1, const struct btf_type *t1,
- struct btf *btf2, const struct btf_type *t2)
+static int btf_check_func_type_match(struct bpf_verifier_log *log,
+ struct btf *btf1, const struct btf_type *t1,
+ struct btf *btf2, const struct btf_type *t2)
{
const struct btf_param *args1, *args2;
const char *fn1, *fn2, *s1, *s2;