diff options
Diffstat (limited to 'drivers/rapidio/devices/rio_mport_cdev.c')
| -rw-r--r-- | drivers/rapidio/devices/rio_mport_cdev.c | 15 |
1 files changed, 9 insertions, 6 deletions
diff --git a/drivers/rapidio/devices/rio_mport_cdev.c b/drivers/rapidio/devices/rio_mport_cdev.c index 2cdc054e53a5..43db495f1986 100644 --- a/drivers/rapidio/devices/rio_mport_cdev.c +++ b/drivers/rapidio/devices/rio_mport_cdev.c @@ -1804,8 +1804,11 @@ static int rio_mport_add_riodev(struct mport_cdev_priv *priv, rio_init_dbell_res(&rdev->riores[RIO_DOORBELL_RESOURCE], 0, 0xffff); err = rio_add_device(rdev); - if (err) - goto cleanup; + if (err) { + put_device(&rdev->dev); + return err; + } + rio_dev_get(rdev); return 0; @@ -1901,10 +1904,6 @@ static int mport_cdev_open(struct inode *inode, struct file *filp) priv->md = chdev; - mutex_lock(&chdev->file_mutex); - list_add_tail(&priv->list, &chdev->file_list); - mutex_unlock(&chdev->file_mutex); - INIT_LIST_HEAD(&priv->db_filters); INIT_LIST_HEAD(&priv->pw_filters); spin_lock_init(&priv->fifo_lock); @@ -1913,6 +1912,7 @@ static int mport_cdev_open(struct inode *inode, struct file *filp) sizeof(struct rio_event) * MPORT_EVENT_DEPTH, GFP_KERNEL); if (ret < 0) { + put_device(&chdev->dev); dev_err(&chdev->dev, DRV_NAME ": kfifo_alloc failed\n"); ret = -ENOMEM; goto err_fifo; @@ -1923,6 +1923,9 @@ static int mport_cdev_open(struct inode *inode, struct file *filp) spin_lock_init(&priv->req_lock); mutex_init(&priv->dma_lock); #endif + mutex_lock(&chdev->file_mutex); + list_add_tail(&priv->list, &chdev->file_list); + mutex_unlock(&chdev->file_mutex); filp->private_data = priv; goto out; |