[PATCH net-next 2/3] samples/bpf: add static to function with no prototype

[Alexander Alemayhu]

Fixes the following warning

samples/bpf/cookie_uid_helper_example.c: At top level:
samples/bpf/cookie_uid_helper_example.c:276:6: warning: no previous prototype 
for ‘finish’ [-Wmissing-prototypes]
 void finish(int ret)
      ^~~~~~
  HOSTLD  samples/bpf/per_socket_stats_example

Signed-off-by: Alexander Alemayhu <alexan...@alemayhu.com>
---
 samples/bpf/cookie_uid_helper_example.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/samples/bpf/cookie_uid_helper_example.c 
b/samples/bpf/cookie_uid_helper_example.c
index ad5afedf2e70..9ce55840d61d 100644
--- a/samples/bpf/cookie_uid_helper_example.c
+++ b/samples/bpf/cookie_uid_helper_example.c
@@ -273,7 +273,7 @@ static int usage(void)
        return 1;
 }
 
-void finish(int ret)
+static void finish(int ret)
 {
        test_finish = true;
 }
-- 
2.9.3