usb: gadget: net2272: remove unused DMA_ADDR_INVALID

DMA_ADDR_INVALID isn't used anymore, it's safe
to remove it.

Signed-off-by: Felipe Balbi <balbi@ti.com>

diff --git a/drivers/usb/gadget/net2272.c b/drivers/usb/gadget/net2272.c
index 8dcbe770e2d4b586266c8fbce15199de47ea1e46..03e41049ed30bf2e997ac20ae27968d9c37e60e6 100644 (file)
--- a/drivers/usb/gadget/net2272.c
+++ b/drivers/usb/gadget/net2272.c
@@ -58,7 +58,6 @@ static const char * const ep_name[] = {
        "ep-a", "ep-b", "ep-c",
 };
 
-#define DMA_ADDR_INVALID       (~(dma_addr_t)0)
 #ifdef CONFIG_USB_GADGET_NET2272_DMA
 /*
  * use_dma: the NET2272 can use an external DMA controller.
@@ -341,7 +340,6 @@ net2272_alloc_request(struct usb_ep *_ep, gfp_t gfp_flags)
        if (!req)
                return NULL;
 
-       req->req.dma = DMA_ADDR_INVALID;
        INIT_LIST_HEAD(&req->queue);
 
        return &req->req;