[PATCH v2 6/6] doc/platform-requirements: Close leaked sockets in test_close_dup()

[Jon Maloy <jmaloy@redhat.com>]

s1 and send_s were not closed before returning, leaking file
descriptors across the loop iterations in main().

Signed-off-by: Jon Maloy <jmaloy@redhat.com>
Reviewed-by: David Gibson <david@gibson.dropbear.id.au>

---
v2: No changes.
---
 doc/platform-requirements/udp-close-dup.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/doc/platform-requirements/udp-close-dup.c b/doc/platform-requirements/udp-close-dup.c
index 99060fcb..abb719a5 100644
--- a/doc/platform-requirements/udp-close-dup.c
+++ b/doc/platform-requirements/udp-close-dup.c
@@ -87,6 +87,9 @@ static void test_close_dup(enum dup_method method)
 	token = random();
 	send_token(send_s, token);
 	recv_token(s1, token);
+
+	close(s1);
+	close(send_s);
 }
 
 int main(int argc, char *argv[])
-- 
2.52.0