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staging: most: usb: remove local variable

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This patch removes the local variable dev that is used to store the pointer
to the usb_device whenever it is used only once.

Signed-off-by: Christian Gromm <christian.gromm@microchip.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Christian Gromm 2018-05-08 11:45:16 +02:00 committed by Greg Kroah-Hartman
parent c06b99e002
commit be8a8ca34b
1 changed files with 4 additions and 5 deletions
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9
drivers/staging/most/usb/usb.c
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@ -338,7 +338,6 @@ static void hdm_write_completion(struct urb *urb)
struct mbo *mbo = urb->context;
struct most_dev *mdev = to_mdev(mbo->ifp);
unsigned int channel = mbo->hdm_channel_id;
struct device *dev = &mdev->usb_device->dev;
spinlock_t *lock = mdev->channel_lock + channel;
unsigned long flags;
@ -354,7 +353,8 @@ static void hdm_write_completion(struct urb *urb)
mbo->status = MBO_SUCCESS;
break;
case -EPIPE:
dev_warn(dev, "Broken pipe on ep%02x\n",
dev_warn(&mdev->usb_device->dev,
"Broken pipe on ep%02x\n",
mdev->ep_address[channel]);
mdev->is_channel_healthy[channel] = false;
mdev->clear_work[channel].pipe = urb->pipe;
@ -552,7 +552,6 @@ static int hdm_enqueue(struct most_interface *iface, int channel,
{
struct most_dev *mdev;
struct most_channel_config *conf;
struct device *dev;
int retval = 0;
struct urb *urb;
unsigned long length;
@ -572,7 +571,6 @@ static int hdm_enqueue(struct most_interface *iface, int channel,
goto _exit;
}
dev = &mdev->usb_device->dev;
urb = usb_alloc_urb(NO_ISOCHRONOUS_URB, GFP_ATOMIC);
if (!urb) {
retval = -ENOMEM;
@ -615,7 +613,8 @@ static int hdm_enqueue(struct most_interface *iface, int channel,
retval = usb_submit_urb(urb, GFP_KERNEL);
if (retval) {
dev_err(dev, "URB submit failed with error %d.\n", retval);
dev_err(&mdev->usb_device->dev,
"URB submit failed with error %d.\n", retval);
goto _error_1;
}
goto _exit;