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-rw-r--r--drivers/platform/chrome/cros_ec_proto_test.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/platform/chrome/cros_ec_proto_test.c b/drivers/platform/chrome/cros_ec_proto_test.c
index 5b9748e0463b..63e38671e95a 100644
--- a/drivers/platform/chrome/cros_ec_proto_test.c
+++ b/drivers/platform/chrome/cros_ec_proto_test.c
@@ -2668,6 +2668,7 @@ static int cros_ec_proto_test_init(struct kunit *test)
ec_dev->dev->release = cros_ec_proto_test_release;
ec_dev->cmd_xfer = cros_kunit_ec_xfer_mock;
ec_dev->pkt_xfer = cros_kunit_ec_xfer_mock;
+ mutex_init(&ec_dev->lock);
priv->msg = (struct cros_ec_command *)priv->_msg;