[PATCH 5.10 145/147] selftests: forwarding: tc_actions: cleanup temporary files when test is aborted

Sasha Levin
2026-02-28T18:19:32Z

From: Davide Caratti <dcaratti@redhat.com>

[ Upstream commit f58531716ced8975a4ade108ef4af35f98722af7 ]

remove temporary files created by 'mirred_egress_to_ingress_tcp' test
in the cleanup() handler. Also, change variable names to avoid clashing
with globals from lib.sh.

Suggested-by: Paolo Abeni <pabeni@redhat.com>
Signed-off-by: Davide Caratti <dcaratti@redhat.com>
Link: https://lore.kernel.org/r/091649045a017fc00095ecbb75884e5681f7025f.1676368027.git.dcaratti@redhat.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Stable-dep-of: 32b70e62034a ("selftests: tc_actions: don't dump 2MB of \0 to stdout")
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
.../selftests/net/forwarding/tc_actions.sh | 16 ++++++++++------
1 file changed, 10 insertions(+), 6 deletions(-)

diff --git a/tools/testing/selftests/net/forwarding/tc_actions.sh b/tools/testing/selftests/net/forwarding/tc_actions.sh
index 1e27031288c81..9c2aca8a4b8de 100755
--- a/tools/testing/selftests/net/forwarding/tc_actions.sh
+++ b/tools/testing/selftests/net/forwarding/tc_actions.sh
@@ -155,10 +155,10 @@ gact_trap_test()

mirred_egress_to_ingress_tcp_test()
{
- local tmpfile=$(mktemp) tmpfile1=$(mktemp)
+ mirred_e2i_tf1=$(mktemp) mirred_e2i_tf2=$(mktemp)

RET=0
- dd conv=sparse status=none if=/dev/zero bs=1M count=2 of=$tmpfile
+ dd conv=sparse status=none if=/dev/zero bs=1M count=2 of=$mirred_e2i_tf1
tc filter add dev $h1 protocol ip pref 100 handle 100 egress flower \
$tcflags ip_proto tcp src_ip 192.0.2.1 dst_ip 192.0.2.2 \
action ct commit nat src addr 192.0.2.2 pipe \
@@ -174,11 +174,11 @@ mirred_egress_to_ingress_tcp_test()
ip_proto icmp \
action drop

- ip vrf exec v$h1 nc --recv-only -w10 -l -p 12345 -o $tmpfile1 &
+ ip vrf exec v$h1 nc --recv-only -w10 -l -p 12345 -o $mirred_e2i_tf2 &
local rpid=$!
- ip vrf exec v$h1 nc -w1 --send-only 192.0.2.2 12345 <$tmpfile
+ ip vrf exec v$h1 nc -w1 --send-only 192.0.2.2 12345 <$mirred_e2i_tf1
wait -n $rpid
- cmp -s $tmpfile $tmpfile1
+ cmp -s $mirred_e2i_tf1 $mirred_e2i_tf2
check_err $? "server output check failed"

$MZ $h1 -c 10 -p 64 -a $h1mac -b $h1mac -A 192.0.2.1 -B 192.0.2.1 \
@@ -195,7 +195,7 @@ mirred_egress_to_ingress_tcp_test()
tc filter del dev $h1 egress protocol ip pref 101 handle 101 flower
tc filter del dev $h1 ingress protocol ip pref 102 handle 102 flower

- rm -f $tmpfile $tmpfile1
+ rm -f $mirred_e2i_tf1 $mirred_e2i_tf2
log_test "mirred_egress_to_ingress_tcp ($tcflags)"
}

@@ -224,6 +224,8 @@ setup_prepare()

cleanup()
{
+ local tf
+
pre_cleanup

switch_destroy
@@ -234,6 +236,8 @@ cleanup()

ip link set $swp2 address $swp2origmac
ip link set $swp1 address $swp1origmac
+
+ for tf in $mirred_e2i_tf1 $mirred_e2i_tf2; do rm -f $tf; done
}

mirred_egress_redirect_test()
--
2.51.0