selftests: rtnetlink: remove netdevsim device after ipsec offload test

[ Upstream commit 5f789f103671fec3733ebe756e56adf15c90c21d ]

On systems where netdevsim is built-in or loaded before the test
starts, kci_test_ipsec_offload doesn't remove the netdevsim device it
created during the test.

Fixes: e05b2d141fef ("netdevsim: move netdev creation/destruction to dev probe")
Signed-off-by: Sabrina Dubroca <sd@queasysnail.net>
Reviewed-by: Simon Horman <simon.horman@corigine.com>
Reviewed-by: Jiri Pirko <jiri@nvidia.com>
Link: https://lore.kernel.org/r/e1cb94f4f82f4eca4a444feec4488a1323396357.1687466906.git.sd@queasysnail.net
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>

diff --git a/tools/testing/selftests/net/rtnetlink.sh b/tools/testing/selftests/net/rtnetlink.sh
index 911c549f186fb1a6c37b76d13161ca1f0684f028..3b929e031f59cff92b894d84e5cb6bf237df07e0 100755 (executable)
--- a/tools/testing/selftests/net/rtnetlink.sh
+++ b/tools/testing/selftests/net/rtnetlink.sh
@@ -833,6 +833,7 @@ EOF
        fi
 
        # clean up any leftovers
+       echo 0 > /sys/bus/netdevsim/del_device
        $probed && rmmod netdevsim
 
        if [ $ret -ne 0 ]; then