[PATCH bpf 2/5] selftests/bpf: cleanup some file descriptors in test_maps

[Anton Protopopov]

The test_map_rdonly and test_map_wronly tests should close file descriptors
which they open.

Signed-off-by: Anton Protopopov <a.s.protopopov@xxxxxxxxx>
---
 tools/testing/selftests/bpf/test_maps.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/tools/testing/selftests/bpf/test_maps.c b/tools/testing/selftests/bpf/test_maps.c
index f717acc0c68d..46cf2c232964 100644
--- a/tools/testing/selftests/bpf/test_maps.c
+++ b/tools/testing/selftests/bpf/test_maps.c
@@ -1401,6 +1401,8 @@ static void test_map_rdonly(void)
 	/* Check that key=2 is not found. */
 	assert(bpf_map_lookup_elem(fd, &key, &value) == -1 && errno == ENOENT);
 	assert(bpf_map_get_next_key(fd, &key, &value) == -1 && errno == ENOENT);
+
+	close(fd);
 }
 
 static void test_map_wronly(void)
@@ -1423,6 +1425,8 @@ static void test_map_wronly(void)
 	/* Check that key=2 is not found. */
 	assert(bpf_map_lookup_elem(fd, &key, &value) == -1 && errno == EPERM);
 	assert(bpf_map_get_next_key(fd, &key, &value) == -1 && errno == EPERM);
+
+	close(fd);
 }
 
 static void prepare_reuseport_grp(int type, int map_fd, size_t map_elem_size,
-- 
2.20.1