[PATCHv2 net] selftests: wireguard: load nf_conntrack if it's not present

[Hangbin Liu]

Some distros may not load nf_conntrack by default, which will cause
subsequent nf_conntrack settings to fail. Let's load this module if it's
not loaded by default.

Fixes: e7096c131e51 ("net: WireGuard secure network tunnel")
Signed-off-by: Hangbin Liu <liuhangbin at gmail.com>
---
v2: load the mode directly in case nf_conntrack is build in (Simon Horman)
---
 tools/testing/selftests/wireguard/netns.sh | 1 +
 1 file changed, 1 insertion(+)

diff --git a/tools/testing/selftests/wireguard/netns.sh b/tools/testing/selftests/wireguard/netns.sh
index 405ff262ca93..fa4dd7eb5918 100755
--- a/tools/testing/selftests/wireguard/netns.sh
+++ b/tools/testing/selftests/wireguard/netns.sh
@@ -66,6 +66,7 @@ cleanup() {
 orig_message_cost="$(< /proc/sys/net/core/message_cost)"
 trap cleanup EXIT
 printf 0 > /proc/sys/net/core/message_cost
+modprobe nf_conntrack
 
 ip netns del $netns0 2>/dev/null || true
 ip netns del $netns1 2>/dev/null || true
-- 
2.39.5 (Apple Git-154)