[PATCH] cros_ec: sysfs: Fix memory leak in show/store_kb_wake_angle()

[Jeffy Chen]

Add missing kfree of allocated cros_ec_command.

Fixes: ff00af859354 ("platform/chrome: cros_ec: Add sysfs entry to set keyboard 
wake lid angle")
Signed-off-by: Jeffy Chen <jeffy.c...@rock-chips.com>
---

 drivers/platform/chrome/cros_ec_sysfs.c | 15 ++++++++++-----
 1 file changed, 10 insertions(+), 5 deletions(-)

diff --git a/drivers/platform/chrome/cros_ec_sysfs.c 
b/drivers/platform/chrome/cros_ec_sysfs.c
index 0fd88eb03d39..0f821dd0d5b1 100644
--- a/drivers/platform/chrome/cros_ec_sysfs.c
+++ b/drivers/platform/chrome/cros_ec_sysfs.c
@@ -286,10 +286,12 @@ static ssize_t show_kb_wake_angle(struct device *dev,
        msg->insize = sizeof(*resp);
        ret = cros_ec_cmd_xfer_status(ec->ec_dev, msg);
        if (ret < 0)
-               return ret;
+               goto exit;
        resp = (struct ec_response_motion_sense *)msg->data;
-       return scnprintf(buf, PAGE_SIZE, "%d\n",
-                        resp->kb_wake_angle.ret);
+       ret = scnprintf(buf, PAGE_SIZE, "%d\n", resp->kb_wake_angle.ret);
+exit:
+       kfree(msg);
+       return ret;
 }
 
 static ssize_t store_kb_wake_angle(struct device *dev,
@@ -320,8 +322,11 @@ static ssize_t store_kb_wake_angle(struct device *dev,
        msg->insize = sizeof(struct ec_response_motion_sense);
        ret = cros_ec_cmd_xfer_status(ec->ec_dev, msg);
        if (ret < 0)
-               return ret;
-       return count;
+               goto exit;
+       ret = count;
+exit:
+       kfree(msg);
+       return ret;
 }
 
 /* Module initialization */
-- 
2.11.0