staging: emxx_udc: Remove unneeded cast

Fix Coccinelle alert:

drivers/staging//emxx_udc/emxx_udc.c:2689:19-21: WARNING: casting value returned by memory allocation function to (u8 *) is useless.

This issue was detected by using the Coccinelle software.

Signed-off-by: Christopher Diaz Riveros <chrisadr@gentoo.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/emxx_udc/emxx_udc.c b/drivers/staging/emxx_udc/emxx_udc.c
index 7517001..ad69a1e 100644 (file)
--- a/drivers/staging/emxx_udc/emxx_udc.c
+++ b/drivers/staging/emxx_udc/emxx_udc.c
@@ -2686,7 +2686,7 @@ static int nbu2ss_ep_queue(
 
        if (req->unaligned) {
                if (!ep->virt_buf)
-                       ep->virt_buf = (u8 *)dma_alloc_coherent(
+                       ep->virt_buf = dma_alloc_coherent(
                                NULL, PAGE_SIZE,
                                &ep->phys_buf, GFP_ATOMIC | GFP_DMA);
                if (ep->epnum > 0)  {