On Wed, May 1, 2013 at 5:17 PM, Gabor Juhos <juhosg@xxxxxxxxxxx> wrote:
> The TX data queue is initialized already when
> the rt2800pci_txstatus_interrupt() function is
> called.
>
> Fetch the number of the queue entries from that
> instead of using the entry_num field of the data
> queue descriptor.
>
> The two values are the same, and the use of the
> rt2x00dev->tx->limit value allows us to get rid
> of a superfluous pointer dereference.
>
> Signed-off-by: Gabor Juhos <juhosg@xxxxxxxxxxx>
Acked-by: Gertjan van Wingerde <gwingerde@xxxxxxxxx>
> ---
> drivers/net/wireless/rt2x00/rt2800pci.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/net/wireless/rt2x00/rt2800pci.c b/drivers/net/wireless/rt2x00/rt2800pci.c
> index 6f4a861..330f1d2 100644
> --- a/drivers/net/wireless/rt2x00/rt2800pci.c
> +++ b/drivers/net/wireless/rt2x00/rt2800pci.c
> @@ -1014,7 +1014,7 @@ static void rt2800pci_txstatus_interrupt(struct rt2x00_dev *rt2x00dev)
> * Since we have only one producer and one consumer we don't
> * need to lock the kfifo.
> */
> - for (i = 0; i < rt2x00dev->ops->tx->entry_num; i++) {
> + for (i = 0; i < rt2x00dev->tx->limit; i++) {
> rt2x00mmio_register_read(rt2x00dev, TX_STA_FIFO, &status);
>
> if (!rt2x00_get_field32(status, TX_STA_FIFO_VALID))
> --
> 1.7.10
>
> --
> To unsubscribe from this list: send the line "unsubscribe linux-wireless" in
> the body of a message to majordomo@xxxxxxxxxxxxxxx
> More majordomo info at http://vger.kernel.org/majordomo-info.html
--
---
Gertjan
--
To unsubscribe from this list: send the line "unsubscribe linux-wireless" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
