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path: root/drivers/platform/chrome/cros_ec_rpmsg.c
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Diffstat (limited to 'drivers/platform/chrome/cros_ec_rpmsg.c')
-rw-r--r--drivers/platform/chrome/cros_ec_rpmsg.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/platform/chrome/cros_ec_rpmsg.c b/drivers/platform/chrome/cros_ec_rpmsg.c
index d96d15b8ca94..39d3b50a7c09 100644
--- a/drivers/platform/chrome/cros_ec_rpmsg.c
+++ b/drivers/platform/chrome/cros_ec_rpmsg.c
@@ -89,6 +89,8 @@ static int cros_ec_pkt_xfer_rpmsg(struct cros_ec_device *ec_dev,
ec_msg->result = 0;
len = cros_ec_prepare_tx(ec_dev, ec_msg);
+ if (len < 0)
+ return len;
dev_dbg(ec_dev->dev, "prepared, len=%d\n", len);
reinit_completion(&ec_rpmsg->xfer_ack);