Avoid some test cases failures

To make sure that the can interface could be configured, we have to make
it dowm each time before the start of the config step.

Change-Id: I7bebea65072ffd822ee30241c68a0a89123b1576
Signed-off-by: Khouloud Touil <ktouil@baylibre.com>

diff --git a/common/scripts/test_can_loopback_mode.sh b/common/scripts/test_can_loopback_mode.sh
index 7f86ef9..4425c5d 100755 (executable)
--- a/common/scripts/test_can_loopback_mode.sh
+++ b/common/scripts/test_can_loopback_mode.sh
@@ -9,6 +9,11 @@ if [ ! -e /sys/class/net/can0 ];then
         exit 0
 fi
 sleep 2
+
+#Make sure always that the can interface is down before
+#starting the config step.
+ip link set can0 down
+
 #config the can interfaces
 ip link set can0 type can bitrate 50000 loopback on
 sleep 2

diff --git a/common/scripts/test_can_modules.sh b/common/scripts/test_can_modules.sh
index d6caf54..12e82ee 100755 (executable)
--- a/common/scripts/test_can_modules.sh
+++ b/common/scripts/test_can_modules.sh
@@ -121,6 +121,11 @@ fi
 
 sleep 5
 
+#Make sure always that the can interface is down before
+#starting the config step.
+ip link set can0 down
+ip link set can1 down
+
 ip link set can0 type can bitrate 50000
 if [ $? -eq 0 ];then
        lava-test-case canconfig_can0 --result pass

diff --git a/common/scripts/test_can_send_receive.sh b/common/scripts/test_can_send_receive.sh
index 06bde6f..150ce37 100755 (executable)
--- a/common/scripts/test_can_send_receive.sh
+++ b/common/scripts/test_can_send_receive.sh
@@ -13,6 +13,11 @@ if [ ! -e /sys/class/net/can1 ];then
        exit 0
 fi
 
+#Make sure always that the can interface is down before
+#starting the config step.
+ip link set can0 down
+ip link set can1 down
+
 #config the can interfaces
 ip link set can0 type can bitrate 50000
 if [ $? -eq 0 ];then