diff options
| author | Mathias Nyman <mathias.nyman@linux.intel.com> | 2017-01-23 14:20:24 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2017-01-25 11:00:02 +0100 |
| commit | e6f7caa3de7a6a093e23d2722e45676a6e886e4c (patch) | |
| tree | 672b81fc791364f0f7839aac6bd2d5d6787e387f | |
| parent | a711edeeb1a1e80fb8626ee28acc15f084dcb107 (diff) | |
xhci: rename size variable to num_tds
No functinal changes.
num_tds describes the number of transfer descriptor better than "size"
Signed-off-by: Mathias Nyman <mathias.nyman@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | drivers/usb/host/xhci.c | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c index 4968e9a1579e..40b1486e500a 100644 --- a/drivers/usb/host/xhci.c +++ b/drivers/usb/host/xhci.c @@ -1337,7 +1337,7 @@ int xhci_urb_enqueue(struct usb_hcd *hcd, struct urb *urb, gfp_t mem_flags) int ret = 0; unsigned int slot_id, ep_index; struct urb_priv *urb_priv; - int size, i; + int num_tds, i; if (!urb || xhci_check_args(hcd, urb->dev, urb->ep, true, true, __func__) <= 0) @@ -1354,32 +1354,32 @@ int xhci_urb_enqueue(struct usb_hcd *hcd, struct urb *urb, gfp_t mem_flags) } if (usb_endpoint_xfer_isoc(&urb->ep->desc)) - size = urb->number_of_packets; + num_tds = urb->number_of_packets; else if (usb_endpoint_is_bulk_out(&urb->ep->desc) && urb->transfer_buffer_length > 0 && urb->transfer_flags & URB_ZERO_PACKET && !(urb->transfer_buffer_length % usb_endpoint_maxp(&urb->ep->desc))) - size = 2; + num_tds = 2; else - size = 1; + num_tds = 1; urb_priv = kzalloc(sizeof(struct urb_priv) + - size * sizeof(struct xhci_td *), mem_flags); + num_tds * sizeof(struct xhci_td *), mem_flags); if (!urb_priv) return -ENOMEM; - buffer = kzalloc(size * sizeof(struct xhci_td), mem_flags); + buffer = kzalloc(num_tds * sizeof(struct xhci_td), mem_flags); if (!buffer) { kfree(urb_priv); return -ENOMEM; } - for (i = 0; i < size; i++) { + for (i = 0; i < num_tds; i++) { urb_priv->td[i] = buffer; buffer++; } - urb_priv->length = size; + urb_priv->length = num_tds; urb_priv->td_cnt = 0; urb->hcpriv = urb_priv; |