From: Felipe Balbi <felipe.ba...@linux.intel.com>
xhci_unmap_td_bounce_buffer() already checks for a valid td->bounce_seg
and bails out early if that's invalid. There's no need to check for this
twice.
Signed-off-by: Felipe Balbi <felipe.ba...@linux.intel.com>
Signed-off-by: Mathias Nyman <mathias.ny...@linux.intel.com>
---
drivers/usb/host/xhci-ring.c | 9 +++------
1 file changed, 3 insertions(+), 6 deletions(-)
diff --git a/drivers/usb/host/xhci-ring.c b/drivers/usb/host/xhci-ring.c
index 0de9966..8b78eee 100644
--- a/drivers/usb/host/xhci-ring.c
+++ b/drivers/usb/host/xhci-ring.c
@@ -793,8 +793,7 @@ static void xhci_handle_cmd_stop_ep(struct xhci_hcd *xhci,
int slot_id,
* just overwrite it (because the URB has been unlinked).
*/
ep_ring = xhci_urb_to_transfer_ring(xhci, cur_td->urb);
- if (ep_ring && cur_td->bounce_seg)
- xhci_unmap_td_bounce_buffer(xhci, ep_ring, cur_td);
+ xhci_unmap_td_bounce_buffer(xhci, ep_ring, cur_td);
inc_td_cnt(cur_td->urb);
if (last_td_in_urb(cur_td))
xhci_giveback_urb_in_irq(xhci, cur_td, 0);
@@ -820,8 +819,7 @@ static void xhci_kill_ring_urbs(struct xhci_hcd *xhci,
struct xhci_ring *ring)
if (!list_empty(&cur_td->cancelled_td_list))
list_del_init(&cur_td->cancelled_td_list);
- if (cur_td->bounce_seg)
- xhci_unmap_td_bounce_buffer(xhci, ring, cur_td);
+ xhci_unmap_td_bounce_buffer(xhci, ring, cur_td);
inc_td_cnt(cur_td->urb);
if (last_td_in_urb(cur_td))
@@ -1833,8 +1831,7 @@ static int xhci_td_cleanup(struct xhci_hcd *xhci, struct
xhci_td *td,
urb_priv = urb->hcpriv;
/* if a bounce buffer was used to align this td then unmap it */
- if (td->bounce_seg)
- xhci_unmap_td_bounce_buffer(xhci, ep_ring, td);
+ xhci_unmap_td_bounce_buffer(xhci, ep_ring, td);
/* Do one last check of the actual transfer length.
* If the host controller said we transferred more data than the buffer
--
1.9.1
--
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