diff options
Diffstat (limited to 'drivers/platform/chrome/cros_ec_lightbar.c')
| -rw-r--r-- | drivers/platform/chrome/cros_ec_lightbar.c | 31 |
1 files changed, 17 insertions, 14 deletions
diff --git a/drivers/platform/chrome/cros_ec_lightbar.c b/drivers/platform/chrome/cros_ec_lightbar.c index 144e09df9..ff7640575 100644 --- a/drivers/platform/chrome/cros_ec_lightbar.c +++ b/drivers/platform/chrome/cros_ec_lightbar.c @@ -252,7 +252,7 @@ static ssize_t led_rgb_store(struct device *dev, struct device_attribute *attr, ret = sscanf(buf, "%i", &val[i++]); if (ret == 0) - return -EINVAL; + goto exit; if (i == 4) { param = (struct ec_params_lightbar *)msg->data; @@ -268,17 +268,15 @@ static ssize_t led_rgb_store(struct device *dev, struct device_attribute *attr, if ((j++ % 4) == 0) { ret = lb_throttle(); if (ret) - return ret; + goto exit; } ret = cros_ec_cmd_xfer(ec->ec_dev, msg); if (ret < 0) goto exit; - if (msg->result != EC_RES_SUCCESS) { - ret = -EINVAL; + if (msg->result != EC_RES_SUCCESS) goto exit; - } i = 0; ok = 1; @@ -352,10 +350,6 @@ static ssize_t sequence_store(struct device *dev, struct device_attribute *attr, struct cros_ec_dev *ec = container_of(dev, struct cros_ec_dev, class_dev); - msg = alloc_lightbar_cmd_msg(ec); - if (!msg) - return -ENOMEM; - for (len = 0; len < count; len++) if (!isalnum(buf[len])) break; @@ -370,21 +364,30 @@ static ssize_t sequence_store(struct device *dev, struct device_attribute *attr, return ret; } + msg = alloc_lightbar_cmd_msg(ec); + if (!msg) + return -ENOMEM; + param = (struct ec_params_lightbar *)msg->data; param->cmd = LIGHTBAR_CMD_SEQ; param->seq.num = num; ret = lb_throttle(); if (ret) - return ret; + goto exit; ret = cros_ec_cmd_xfer(ec->ec_dev, msg); if (ret < 0) - return ret; + goto exit; - if (msg->result != EC_RES_SUCCESS) - return -EINVAL; + if (msg->result != EC_RES_SUCCESS) { + ret = -EINVAL; + goto exit; + } - return count; + ret = count; +exit: + kfree(msg); + return ret; } /* Module initialization */ |