diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/hwmon/powerz.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/drivers/hwmon/powerz.c b/drivers/hwmon/powerz.c index a75b941bd6e2..96438f5f05d4 100644 --- a/drivers/hwmon/powerz.c +++ b/drivers/hwmon/powerz.c @@ -106,6 +106,7 @@ static void powerz_usb_cmd_complete(struct urb *urb) static int powerz_read_data(struct usb_device *udev, struct powerz_priv *priv) { + long rc; int ret; if (!priv->urb) @@ -127,8 +128,14 @@ static int powerz_read_data(struct usb_device *udev, struct powerz_priv *priv) if (ret) return ret; - if (!wait_for_completion_interruptible_timeout - (&priv->completion, msecs_to_jiffies(5))) { + rc = wait_for_completion_interruptible_timeout(&priv->completion, + msecs_to_jiffies(5)); + if (rc < 0) { + usb_kill_urb(priv->urb); + return rc; + } + + if (rc == 0) { usb_kill_urb(priv->urb); return -EIO; } |