No functinal changes.
num_tds describes the number of transfer descriptor better than "size"
Signed-off-by: Mathias Nyman <mathias.ny...@linux.intel.com>
---
drivers/usb/host/xhci.c | 16 ++++++++--------
1 file changed, 8 insertions(+), 8 deletions(-)
diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c
index 4968e9a..40b1486 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;
--
1.9.1
--
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