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Subject[PATCH v2] bpf: fix build warning - missing prototype
Date
Fix build warnings when building net/bpf/test_run.o with W=1 due
to missing prototype for bpf_fentry_test{1..6}.

Declare prototypes in order to silence warnings.

Signed-off-by: Jean-Philippe Menil <jpmenil@gmail.com>
---
net/bpf/test_run.c | 6 ++++++
1 file changed, 6 insertions(+)

diff --git a/net/bpf/test_run.c b/net/bpf/test_run.c
index d555c0d8657d..cdf87fb0b6eb 100644
--- a/net/bpf/test_run.c
+++ b/net/bpf/test_run.c
@@ -113,31 +113,37 @@ static int bpf_test_finish(const union bpf_attr *kattr,
* architecture dependent calling conventions. 7+ can be supported in the
* future.
*/
+int noinline bpf_fentry_test1(int a);
int noinline bpf_fentry_test1(int a)
{
return a + 1;
}

+int noinline bpf_fentry_test2(int a, u64 b);
int noinline bpf_fentry_test2(int a, u64 b)
{
return a + b;
}

+int noinline bpf_fentry_test3(char a, int b, u64 c);
int noinline 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);
int noinline 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);
int noinline 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);
int noinline bpf_fentry_test6(u64 a, void *b, short c, int d, void *e, u64 f)
{
return a + (long)b + c + d + (long)e + f;
--
2.25.2
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