linux-kernel - [PATCH bpf-next] bpf: Make array_map

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Date:   Tue, 19 Nov 2019 22:21:13 +0800
From:   YueHaibing <yuehaibing@...wei.com>
To:     <ast@...nel.org>, <daniel@...earbox.net>, <kafai@...com>,
        <songliubraving@...com>, <yhs@...com>, <andriin@...com>
CC:     <netdev@...r.kernel.org>, <bpf@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>, YueHaibing <yuehaibing@...wei.com>
Subject: [PATCH bpf-next] bpf: Make array_map_mmap static

Fix sparse warning:

kernel/bpf/arraymap.c:481:5: warning:
 symbol 'array_map_mmap' was not declared. Should it be static?

Reported-by: Hulk Robot <hulkci@...wei.com>
Signed-off-by: YueHaibing <yuehaibing@...wei.com>
---
 kernel/bpf/arraymap.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/kernel/bpf/arraymap.c b/kernel/bpf/arraymap.c
index a42097c..633c8c7 100644
--- a/kernel/bpf/arraymap.c
+++ b/kernel/bpf/arraymap.c
@@ -478,7 +478,7 @@ static int array_map_check_btf(const struct bpf_map *map,
 	return 0;
 }
 
-int array_map_mmap(struct bpf_map *map, struct vm_area_struct *vma)
+static int array_map_mmap(struct bpf_map *map, struct vm_area_struct *vma)
 {
 	struct bpf_array *array = container_of(map, struct bpf_array, map);
 	pgoff_t pgoff = PAGE_ALIGN(sizeof(*array)) >> PAGE_SHIFT;
-- 
2.7.4