dma_map_single already transfers ownership to the device.

Signed-off-by: Christoph Hellwig <h...@lst.de>
---
 drivers/usb/gadget/udc/fotg210-udc.c | 4 ----
 1 file changed, 4 deletions(-)

diff --git a/drivers/usb/gadget/udc/fotg210-udc.c 
b/drivers/usb/gadget/udc/fotg210-udc.c
index bc6abaea907d..fe9cf415f2f1 100644
--- a/drivers/usb/gadget/udc/fotg210-udc.c
+++ b/drivers/usb/gadget/udc/fotg210-udc.c
@@ -356,10 +356,6 @@ static void fotg210_start_dma(struct fotg210_ep *ep,
                return;
        }
 
-       dma_sync_single_for_device(NULL, d, length,
-                                  ep->dir_in ? DMA_TO_DEVICE :
-                                       DMA_FROM_DEVICE);
-
        fotg210_enable_dma(ep, d, length);
 
        /* check if dma is done */
-- 
2.20.1

Reply via email to