netdev - [PATCH net-next 3/6] selftests: forwarding: devlink

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Date:   Wed, 30 Sep 2020 12:49:09 +0200
From:   Petr Machata <petrm@...dia.com>
To:     <netdev@...r.kernel.org>
CC:     "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>,
        Ido Schimmel <idosch@...dia.com>,
        Petr Machata <petrm@...dia.com>
Subject: [PATCH net-next 3/6] selftests: forwarding: devlink_lib: Support port-less topologies

Some selftests may not need any actual ports. Technically those are not
forwarding selftests, but devlink_lib can still be handy. Fall back on
NETIF_NO_CABLE in those cases.

Signed-off-by: Petr Machata <petrm@...dia.com>
---
 tools/testing/selftests/net/forwarding/devlink_lib.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/testing/selftests/net/forwarding/devlink_lib.sh b/tools/testing/selftests/net/forwarding/devlink_lib.sh
index cf4e5daf767b..9c12c4fd3afc 100644
--- a/tools/testing/selftests/net/forwarding/devlink_lib.sh
+++ b/tools/testing/selftests/net/forwarding/devlink_lib.sh
@@ -5,7 +5,7 @@
 # Defines
 
 if [[ ! -v DEVLINK_DEV ]]; then
-	DEVLINK_DEV=$(devlink port show "${NETIFS[p1]}" -j \
+	DEVLINK_DEV=$(devlink port show "${NETIFS[p1]:-$NETIF_NO_CABLE}" -j \
 			     | jq -r '.port | keys[]' | cut -d/ -f-2)
 	if [ -z "$DEVLINK_DEV" ]; then
 		echo "SKIP: ${NETIFS[p1]} has no devlink device registered for it"
-- 
2.20.1