diff options
Diffstat (limited to 'drivers/usb/core/hcd.c')
| -rw-r--r-- | drivers/usb/core/hcd.c | 8 |
1 files changed, 1 insertions, 7 deletions
diff --git a/drivers/usb/core/hcd.c b/drivers/usb/core/hcd.c index f225eaa98ff8..281568d464f9 100644 --- a/drivers/usb/core/hcd.c +++ b/drivers/usb/core/hcd.c @@ -1410,10 +1410,7 @@ int usb_hcd_map_urb_for_dma(struct usb_hcd *hcd, struct urb *urb, if (hcd->self.uses_pio_for_control) return ret; if (hcd_uses_dma(hcd)) { - if (is_vmalloc_addr(urb->setup_packet)) { - WARN_ONCE(1, "setup packet is not dma capable\n"); - return -EAGAIN; - } else if (object_is_on_stack(urb->setup_packet)) { + if (object_is_on_stack(urb->setup_packet)) { WARN_ONCE(1, "setup packet is on stack\n"); return -EAGAIN; } @@ -1479,9 +1476,6 @@ int usb_hcd_map_urb_for_dma(struct usb_hcd *hcd, struct urb *urb, ret = -EAGAIN; else urb->transfer_flags |= URB_DMA_MAP_PAGE; - } else if (is_vmalloc_addr(urb->transfer_buffer)) { - WARN_ONCE(1, "transfer buffer not dma capable\n"); - ret = -EAGAIN; } else if (object_is_on_stack(urb->transfer_buffer)) { WARN_ONCE(1, "transfer buffer is on stack\n"); ret = -EAGAIN; |