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staging: octeon-usb: simplify if statement

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Simplify if statement to avoid deep nesting.

Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Aaro Koskinen 2016-02-26 02:13:55 +02:00 committed by Greg Kroah-Hartman
parent 25adcca6ec
commit 284ea26aaa
1 changed files with 15 additions and 18 deletions
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33
drivers/staging/octeon-usb/octeon-hcd.c
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@ -2768,26 +2768,23 @@ static int cvmx_usb_poll_channel(struct cvmx_usb_state *usb, int channel)
*/
if (cvmx_usb_pipe_needs_split(usb, pipe)) {
if (transaction->stage ==
CVMX_USB_STAGE_NON_CONTROL)
CVMX_USB_STAGE_NON_CONTROL) {
transaction->stage =
CVMX_USB_STAGE_NON_CONTROL_SPLIT_COMPLETE;
else {
if (buffer_space_left &&
(bytes_in_last_packet ==
pipe->max_packet))
transaction->stage =
CVMX_USB_STAGE_NON_CONTROL;
else {
if (transaction->type ==
CVMX_USB_TRANSFER_INTERRUPT)
pipe->next_tx_frame +=
pipe->interval;
cvmx_usb_perform_complete(
usb,
pipe,
transaction,
CVMX_USB_COMPLETE_SUCCESS);
}
} else if (buffer_space_left &&
(bytes_in_last_packet ==
pipe->max_packet)) {
transaction->stage =
CVMX_USB_STAGE_NON_CONTROL;
} else {
if (transaction->type ==
CVMX_USB_TRANSFER_INTERRUPT)
pipe->next_tx_frame +=
pipe->interval;
cvmx_usb_perform_complete(usb,
pipe,
transaction,
CVMX_USB_COMPLETE_SUCCESS);
}
} else {
if ((pipe->device_speed ==