diff --git a/tools/testing/selftests/bpf/prog_tests/lwt_helpers.h b/tools/testing/selftests/bpf/prog_tests/lwt_helpers.h
index fb1eb8c67361..602a268502e2 100644
--- a/tools/testing/selftests/bpf/prog_tests/lwt_helpers.h
+++ b/tools/testing/selftests/bpf/prog_tests/lwt_helpers.h
@@ -9,6 +9,7 @@
 #include <linux/icmp.h>
 
 #include "test_progs.h"
+#include "network_helpers.h"
 
 #define log_err(MSG, ...) \
 	fprintf(stderr, "(%s:%d: errno: %s) " MSG "\n", \
@@ -16,27 +17,14 @@
 
 #define RUN_TEST(name)                                                        \
 	({                                                                    \
-		if (test__start_subtest(#name))                               \
-			if (ASSERT_OK(netns_create(), "netns_create")) {      \
-				struct nstoken *token = open_netns(NETNS);    \
-				if (ASSERT_OK_PTR(token, "setns")) {          \
-					test_ ## name();                      \
-					close_netns(token);                   \
-				}                                             \
-				netns_delete();                               \
-			}                                                     \
+		if (test__start_subtest(#name)) {                             \
+			struct nstoken *token = create_netns(NETNS);          \
+			if (ASSERT_OK_PTR(token, "setns"))                    \
+				test_ ## name();                              \
+			cleanup_netns(token);                                 \
+		}                                                             \
 	})
 
-static inline int netns_create(void)
-{
-	return system("ip netns add " NETNS);
-}
-
-static inline int netns_delete(void)
-{
-	return system("ip netns del " NETNS ">/dev/null 2>&1");
-}
-
 static int open_tuntap(const char *dev_name, bool need_mac)
 {
 	int err = 0;
diff --git a/tools/testing/selftests/bpf/prog_tests/lwt_redirect.c b/tools/testing/selftests/bpf/prog_tests/lwt_redirect.c
index b6e8d822e8e9..66b8c54bb08e 100644
--- a/tools/testing/selftests/bpf/prog_tests/lwt_redirect.c
+++ b/tools/testing/selftests/bpf/prog_tests/lwt_redirect.c
@@ -56,7 +56,6 @@
 #define NETNS "ns_lwt_redirect"
 #include "lwt_helpers.h"
 #include "test_progs.h"
-#include "network_helpers.h"
 
 #define BPF_OBJECT            "test_lwt_redirect.bpf.o"
 #define INGRESS_SEC(need_mac) ((need_mac) ? "redir_ingress" : "redir_ingress_nomac")
@@ -307,7 +306,6 @@ static void test_lwt_redirect_dev_carrier_down(void)
 
 static void *test_lwt_redirect_run(void *arg)
 {
-	netns_delete();
 	RUN_TEST(lwt_redirect_normal);
 	RUN_TEST(lwt_redirect_normal_nomac);
 	RUN_TEST(lwt_redirect_dev_down);
diff --git a/tools/testing/selftests/bpf/prog_tests/lwt_reroute.c b/tools/testing/selftests/bpf/prog_tests/lwt_reroute.c
index 6c50c0f63f43..5daa7af83408 100644
--- a/tools/testing/selftests/bpf/prog_tests/lwt_reroute.c
+++ b/tools/testing/selftests/bpf/prog_tests/lwt_reroute.c
@@ -51,7 +51,6 @@
 #define NETNS "ns_lwt_reroute"
 #include <netinet/in.h>
 #include "lwt_helpers.h"
-#include "network_helpers.h"
 #include <linux/net_tstamp.h>
 
 #define BPF_OBJECT            "test_lwt_reroute.bpf.o"
@@ -243,7 +242,6 @@ static void test_lwt_reroute_qdisc_dropped(void)
 
 static void *test_lwt_reroute_run(void *arg)
 {
-	netns_delete();
 	RUN_TEST(lwt_reroute_normal_xmit);
 	RUN_TEST(lwt_reroute_qdisc_dropped);
 	return NULL;