diff options
Diffstat (limited to 'drivers/usb/core/hcd.c')
| -rw-r--r-- | drivers/usb/core/hcd.c | 16 |
1 files changed, 6 insertions, 10 deletions
diff --git a/drivers/usb/core/hcd.c b/drivers/usb/core/hcd.c index d7eb9f179ca6..0f8b7c93310e 100644 --- a/drivers/usb/core/hcd.c +++ b/drivers/usb/core/hcd.c @@ -2159,16 +2159,12 @@ static struct urb *request_single_step_set_feature_urb( usb_get_urb(urb); atomic_inc(&urb->use_count); atomic_inc(&urb->dev->urbnum); - urb->setup_dma = dma_map_single( - hcd->self.sysdev, - urb->setup_packet, - sizeof(struct usb_ctrlrequest), - DMA_TO_DEVICE); - urb->transfer_dma = dma_map_single( - hcd->self.sysdev, - urb->transfer_buffer, - urb->transfer_buffer_length, - DMA_FROM_DEVICE); + if (map_urb_for_dma(hcd, urb, GFP_KERNEL)) { + usb_put_urb(urb); + usb_free_urb(urb); + return NULL; + } + urb->context = done; return urb; } |