linux-kernel - [PATCH -next] bpf: Make some functions static

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Message-ID: <20200718115135.34856-1-wanghai38@huawei.com>
Date:   Sat, 18 Jul 2020 19:51:35 +0800
From:   Wang Hai <wanghai38@...wei.com>
To:     <davem@...emloft.net>, <kuba@...nel.org>, <ast@...nel.org>,
        <daniel@...earbox.net>, <kafai@...com>, <songliubraving@...com>,
        <yhs@...com>, <andriin@...com>, <john.fastabend@...il.com>,
        <kpsingh@...omium.org>
CC:     <netdev@...r.kernel.org>, <bpf@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>
Subject: [PATCH -next] bpf: Make some functions static

Fix sparse build warning:

net/bpf/test_run.c:120:14: warning:
 symbol 'bpf_fentry_test1' was not declared. Should it be static?
net/bpf/test_run.c:125:14: warning:
 symbol 'bpf_fentry_test2' was not declared. Should it be static?
net/bpf/test_run.c:130:14: warning:
 symbol 'bpf_fentry_test3' was not declared. Should it be static?
net/bpf/test_run.c:135:14: warning:
 symbol 'bpf_fentry_test4' was not declared. Should it be static?
net/bpf/test_run.c:140:14: warning:
 symbol 'bpf_fentry_test5' was not declared. Should it be static?
net/bpf/test_run.c:145:14: warning:
 symbol 'bpf_fentry_test6' was not declared. Should it be static?
net/bpf/test_run.c:154:14: warning:
 symbol 'bpf_fentry_test7' was not declared. Should it be static?
net/bpf/test_run.c:159:14: warning:
 symbol 'bpf_fentry_test8' was not declared. Should it be static?
net/bpf/test_run.c:164:14: warning:
 symbol 'bpf_modify_return_test' was not declared. Should it be static?

Reported-by: Hulk Robot <hulkci@...wei.com>
Signed-off-by: Wang Hai <wanghai38@...wei.com>
---
 net/bpf/test_run.c | 18 +++++++++---------
 1 file changed, 9 insertions(+), 9 deletions(-)

diff --git a/net/bpf/test_run.c b/net/bpf/test_run.c
index b03c469cd01f..0d78bd9b6c9d 100644
--- a/net/bpf/test_run.c
+++ b/net/bpf/test_run.c
@@ -117,32 +117,32 @@ static int bpf_test_finish(const union bpf_attr *kattr,
 __diag_push();
 __diag_ignore(GCC, 8, "-Wmissing-prototypes",
 	      "Global functions as their definitions will be in vmlinux BTF");
-int noinline bpf_fentry_test1(int a)
+static noinline int bpf_fentry_test1(int a)
 {
 	return a + 1;
 }
 
-int noinline bpf_fentry_test2(int a, u64 b)
+static noinline int bpf_fentry_test2(int a, u64 b)
 {
 	return a + b;
 }
 
-int noinline bpf_fentry_test3(char a, int b, u64 c)
+static noinline int bpf_fentry_test3(char a, int b, u64 c)
 {
 	return a + b + c;
 }
 
-int noinline bpf_fentry_test4(void *a, char b, int c, u64 d)
+static noinline int bpf_fentry_test4(void *a, char b, int c, u64 d)
 {
 	return (long)a + b + c + d;
 }
 
-int noinline bpf_fentry_test5(u64 a, void *b, short c, int d, u64 e)
+static noinline int bpf_fentry_test5(u64 a, void *b, short c, int d, u64 e)
 {
 	return a + (long)b + c + d + e;
 }
 
-int noinline bpf_fentry_test6(u64 a, void *b, short c, int d, void *e, u64 f)
+static noinline int bpf_fentry_test6(u64 a, void *b, short c, int d, void *e, u64 f)
 {
 	return a + (long)b + c + d + (long)e + f;
 }
@@ -151,17 +151,17 @@ struct bpf_fentry_test_t {
 	struct bpf_fentry_test_t *a;
 };
 
-int noinline bpf_fentry_test7(struct bpf_fentry_test_t *arg)
+static noinline int bpf_fentry_test7(struct bpf_fentry_test_t *arg)
 {
 	return (long)arg;
 }
 
-int noinline bpf_fentry_test8(struct bpf_fentry_test_t *arg)
+static noinline int bpf_fentry_test8(struct bpf_fentry_test_t *arg)
 {
 	return (long)arg->a;
 }
 
-int noinline bpf_modify_return_test(int a, int *b)
+static noinline int bpf_modify_return_test(int a, int *b)
 {
 	*b += 1;
 	return a + *b;
-- 
2.17.1