diff options
Diffstat (limited to 'drivers/misc/mei/main.c')
| -rw-r--r-- | drivers/misc/mei/main.c | 22 |
1 files changed, 9 insertions, 13 deletions
diff --git a/drivers/misc/mei/main.c b/drivers/misc/mei/main.c index ae56ba6ca0e3..3c019c0e60eb 100644 --- a/drivers/misc/mei/main.c +++ b/drivers/misc/mei/main.c @@ -303,7 +303,7 @@ static ssize_t mei_write(struct file *file, const char __user *ubuf, size_t length, loff_t *offset) { struct mei_cl *cl = file->private_data; - struct mei_me_client *me_cl; + struct mei_me_client *me_cl = NULL; struct mei_cl_cb *write_cb = NULL; struct mei_device *dev; unsigned long timeout = 0; @@ -399,12 +399,14 @@ static ssize_t mei_write(struct file *file, const char __user *ubuf, "amthif write failed with status = %d\n", rets); goto out; } + mei_me_cl_put(me_cl); mutex_unlock(&dev->device_lock); return length; } rets = mei_cl_write(cl, write_cb, false); out: + mei_me_cl_put(me_cl); mutex_unlock(&dev->device_lock); if (rets < 0) mei_io_cb_free(write_cb); @@ -433,24 +435,19 @@ static int mei_ioctl_connect_client(struct file *file, cl = file->private_data; dev = cl->dev; - if (dev->dev_state != MEI_DEV_ENABLED) { - rets = -ENODEV; - goto end; - } + if (dev->dev_state != MEI_DEV_ENABLED) + return -ENODEV; if (cl->state != MEI_FILE_INITIALIZING && - cl->state != MEI_FILE_DISCONNECTED) { - rets = -EBUSY; - goto end; - } + cl->state != MEI_FILE_DISCONNECTED) + return -EBUSY; /* find ME client we're trying to connect to */ me_cl = mei_me_cl_by_uuid(dev, &data->in_client_uuid); if (!me_cl || me_cl->props.fixed_address) { dev_dbg(dev->dev, "Cannot connect to FW Client UUID = %pUl\n", &data->in_client_uuid); - rets = -ENOTTY; - goto end; + return -ENOTTY; } cl->me_client_id = me_cl->client_id; @@ -487,17 +484,16 @@ static int mei_ioctl_connect_client(struct file *file, goto end; } - /* prepare the output buffer */ client = &data->out_client_properties; client->max_msg_length = me_cl->props.max_msg_length; client->protocol_version = me_cl->props.protocol_version; dev_dbg(dev->dev, "Can connect?\n"); - rets = mei_cl_connect(cl, file); end: + mei_me_cl_put(me_cl); return rets; } |