diff options
Diffstat (limited to 'drivers/misc/mei/wd.c')
| -rw-r--r-- | drivers/misc/mei/wd.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/drivers/misc/mei/wd.c b/drivers/misc/mei/wd.c index b836dfffceb5..b1d892cea94d 100644 --- a/drivers/misc/mei/wd.c +++ b/drivers/misc/mei/wd.c @@ -270,15 +270,18 @@ static int mei_wd_ops_stop(struct watchdog_device *wd_dev) static int mei_wd_ops_ping(struct watchdog_device *wd_dev) { struct mei_device *dev; + struct mei_cl *cl; int ret; dev = watchdog_get_drvdata(wd_dev); if (!dev) return -ENODEV; + cl = &dev->wd_cl; + mutex_lock(&dev->device_lock); - if (dev->wd_cl.state != MEI_FILE_CONNECTED) { + if (cl->state != MEI_FILE_CONNECTED) { dev_err(dev->dev, "wd: not connected.\n"); ret = -ENODEV; goto end; @@ -286,12 +289,12 @@ static int mei_wd_ops_ping(struct watchdog_device *wd_dev) dev->wd_state = MEI_WD_RUNNING; - ret = mei_cl_flow_ctrl_creds(&dev->wd_cl); + ret = mei_cl_flow_ctrl_creds(cl); if (ret < 0) goto end; + /* Check if we can send the ping to HW*/ if (ret && mei_hbuf_acquire(dev)) { - dev_dbg(dev->dev, "wd: sending ping\n"); ret = mei_wd_send(dev); |