diff options
Diffstat (limited to 'drivers/platform/chrome/cros_ec_spi.c')
| -rw-r--r-- | drivers/platform/chrome/cros_ec_spi.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/platform/chrome/cros_ec_spi.c b/drivers/platform/chrome/cros_ec_spi.c index 8493af0f680e..589f18e9537d 100644 --- a/drivers/platform/chrome/cros_ec_spi.c +++ b/drivers/platform/chrome/cros_ec_spi.c @@ -401,6 +401,8 @@ static int do_cros_ec_pkt_xfer_spi(struct cros_ec_device *ec_dev, unsigned long delay; len = cros_ec_prepare_tx(ec_dev, ec_msg); + if (len < 0) + return len; dev_dbg(ec_dev->dev, "prepared, len=%d\n", len); /* If it's too soon to do another transaction, wait */ @@ -544,6 +546,8 @@ static int do_cros_ec_cmd_xfer_spi(struct cros_ec_device *ec_dev, unsigned long delay; len = cros_ec_prepare_tx(ec_dev, ec_msg); + if (len < 0) + return len; dev_dbg(ec_dev->dev, "prepared, len=%d\n", len); /* If it's too soon to do another transaction, wait */ |