xhci: remove unused 'ep_ring' variable in handle_cmd_completion()

This patch removes the variable 'ep_ring' that is assigned in
TRB_CONFIG_EP switch case but never used.

Signed-off-by: Xenia Ragiadakou <burzalodowa@gmail.com>
Signed-off-by: Sarah Sharp <sarah.a.sharp@linux.intel.com>

diff --git a/drivers/usb/host/xhci-ring.c b/drivers/usb/host/xhci-ring.c
index 39a2bfb..0bef11b 100644 (file)
--- a/drivers/usb/host/xhci-ring.c
+++ b/drivers/usb/host/xhci-ring.c
@@ -1462,7 +1462,6 @@ static void handle_cmd_completion(struct xhci_hcd *xhci,
        struct xhci_input_control_ctx *ctrl_ctx;
        struct xhci_virt_device *virt_dev;
        unsigned int ep_index;
-       struct xhci_ring *ep_ring;
        unsigned int ep_state;
 
        cmd_dma = le64_to_cpu(event->cmd_trb);
@@ -1542,7 +1541,6 @@ static void handle_cmd_completion(struct xhci_hcd *xhci,
                                ep_index != (unsigned int) -1 &&
                    le32_to_cpu(ctrl_ctx->add_flags) - SLOT_FLAG ==
                    le32_to_cpu(ctrl_ctx->drop_flags)) {
-                       ep_ring = xhci->devs[slot_id]->eps[ep_index].ring;
                        ep_state = xhci->devs[slot_id]->eps[ep_index].ep_state;
                        if (!(ep_state & EP_HALTED))
                                goto bandwidth_change;