summaryrefslogtreecommitdiff
path: root/drivers/uio
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/uio')
-rw-r--r--drivers/uio/uio.c2
-rw-r--r--drivers/uio/uio_dmem_genirq.c3
-rw-r--r--drivers/uio/uio_hv_generic.c1
3 files changed, 3 insertions, 3 deletions
diff --git a/drivers/uio/uio.c b/drivers/uio/uio.c
index 6e725c6c6256..73efb80815db 100644
--- a/drivers/uio/uio.c
+++ b/drivers/uio/uio.c
@@ -398,7 +398,7 @@ static void uio_dev_del_attributes(struct uio_device *idev)
static int uio_get_minor(struct uio_device *idev)
{
- int retval = -ENOMEM;
+ int retval;
mutex_lock(&minor_lock);
retval = idr_alloc(&uio_idr, idev, 0, UIO_MAX_DEVICES, GFP_KERNEL);
diff --git a/drivers/uio/uio_dmem_genirq.c b/drivers/uio/uio_dmem_genirq.c
index f6ab3f28c838..6e27fe4fcca3 100644
--- a/drivers/uio/uio_dmem_genirq.c
+++ b/drivers/uio/uio_dmem_genirq.c
@@ -44,7 +44,6 @@ static int uio_dmem_genirq_open(struct uio_info *info, struct inode *inode)
{
struct uio_dmem_genirq_platdata *priv = info->priv;
struct uio_mem *uiomem;
- int ret = 0;
int dmem_region = priv->dmem_region_start;
uiomem = &priv->uioinfo->mem[priv->dmem_region_start];
@@ -68,7 +67,7 @@ static int uio_dmem_genirq_open(struct uio_info *info, struct inode *inode)
mutex_unlock(&priv->alloc_lock);
/* Wait until the Runtime PM code has woken up the device */
pm_runtime_get_sync(&priv->pdev->dev);
- return ret;
+ return 0;
}
static int uio_dmem_genirq_release(struct uio_info *info, struct inode *inode)
diff --git a/drivers/uio/uio_hv_generic.c b/drivers/uio/uio_hv_generic.c
index 3c5169eb23f5..4dae2320b103 100644
--- a/drivers/uio/uio_hv_generic.c
+++ b/drivers/uio/uio_hv_generic.c
@@ -361,6 +361,7 @@ hv_uio_remove(struct hv_device *dev)
if (!pdata)
return 0;
+ sysfs_remove_bin_file(&dev->channel->kobj, &ring_buffer_bin_attr);
uio_unregister_device(&pdata->info);
hv_uio_cleanup(dev, pdata);
hv_set_drvdata(dev, NULL);