usb: dwc2: gadget: remove dead code from dwc2_hsotg_ep_enable()

Since FIFO is always freed in dwc2_hsotg_ep_disable(), ep->fifo_index
is always 0 in dwc2_hsotg_ep_enable(), hence code inside if() block is
never executed.

Signed-off-by: Robert Baldyga <r.baldyga@samsung.com>
Signed-off-by: John Youn <johnyoun@synopsys.com>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>

1 files changed, 1 insertions, 12 deletions

diff --git a/drivers/usb/dwc2/gadget.c b/drivers/usb/dwc2/gadget.c
index 2aa41139d2d5..94698298e829 100644
--- a/drivers/usb/dwc2/gadget.c
+++ b/drivers/usb/dwc2/gadget.c
@@ -3043,22 +3043,11 @@ static int dwc2_hsotg_ep_enable(struct usb_ep *ep,
                 break;
         }
 
-        /* If fifo is already allocated for this ep */
-        if (hs_ep->fifo_index) {
-                size =  hs_ep->ep.maxpacket * hs_ep->mc;
-                /* If bigger fifo is required deallocate current one */
-                if (size > hs_ep->fifo_size) {
-                        hsotg->fifo_map &= ~(1 << hs_ep->fifo_index);
-                        hs_ep->fifo_index = 0;
-                        hs_ep->fifo_size = 0;
-                }
-        }
-
         /*
          * if the hardware has dedicated fifos, we must give each IN EP
          * a unique tx-fifo even if it is non-periodic.
          */
-        if (dir_in && hsotg->dedicated_fifos && !hs_ep->fifo_index) {
+        if (dir_in && hsotg->dedicated_fifos) {
                 u32 fifo_index = 0;
                 u32 fifo_size = UINT_MAX;
                 size = hs_ep->ep.maxpacket*hs_ep->mc;