netdev - [RFC PATCH] bpf: bpf_xdp_get_buff_len

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Date:   Fri, 13 Aug 2021 23:18:08 +0800
From:   kernel test robot <lkp@...el.com>
To:     Lorenzo Bianconi <lorenzo@...nel.org>, bpf@...r.kernel.org,
        netdev@...r.kernel.org
Cc:     kbuild-all@...ts.01.org, lorenzo.bianconi@...hat.com,
        davem@...emloft.net, kuba@...nel.org, ast@...nel.org,
        daniel@...earbox.net, shayagr@...zon.com, john.fastabend@...il.com,
        dsahern@...nel.org
Subject: [RFC PATCH] bpf: bpf_xdp_get_buff_len_proto can be static

net/core/filter.c:3801:29: warning: symbol 'bpf_xdp_get_buff_len_proto' was not declared. Should it be static?

Reported-by: kernel test robot <lkp@...el.com>
Signed-off-by: kernel test robot <lkp@...el.com>
---
 filter.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/core/filter.c b/net/core/filter.c
index 93ce775eaadfc..0c496d155aee1 100644
--- a/net/core/filter.c
+++ b/net/core/filter.c
@@ -3798,7 +3798,7 @@ BPF_CALL_1(bpf_xdp_get_buff_len, struct  xdp_buff*, xdp)
 	return len;
 }
 
-const struct bpf_func_proto bpf_xdp_get_buff_len_proto = {
+static const struct bpf_func_proto bpf_xdp_get_buff_len_proto = {
 	.func		= bpf_xdp_get_buff_len,
 	.gpl_only	= false,
 	.ret_type	= RET_INTEGER,