usb: pxa27x_udc: fix compiler warnings

Newer gcc versions warn about unused variables.  This patch corrects a few of
those warnings that popped up in a build for the palmtreo680 board.

Signed-off-by: Mike Dunn <mikedunn@newsguy.com>

diff --git a/drivers/usb/gadget/pxa27x_udc.c b/drivers/usb/gadget/pxa27x_udc.c
index 71cc0f2a0562ad4d75141a9388180a2ffe7da482..598923dfc8670f685d9988f8abe252665fc81dfc 100644 (file)
--- a/drivers/usb/gadget/pxa27x_udc.c
+++ b/drivers/usb/gadget/pxa27x_udc.c
@@ -151,7 +151,7 @@ static int udc_read_urb(struct usb_endpoint_instance *endpoint)
        struct urb *urb = endpoint->rcv_urb;
        int ep_num = endpoint->endpoint_address & USB_ENDPOINT_NUMBER_MASK;
        u32 *data32 = (u32 *) urb->buffer;
-       unsigned int i, n, is_short ;
+       unsigned int i, n;
 
        usbdbg("read urb on ep %d", ep_num);
 #if defined(USBDDBG) && defined(USBDPARANOIA)
@@ -165,9 +165,8 @@ static int udc_read_urb(struct usb_endpoint_instance *endpoint)
                n = readl(UDCBCN(ep_num)) & 0x3ff;
        else /* zlp */
                n = 0;
-       is_short = n != endpoint->rcv_packetSize;
 
-       usbdbg("n %d%s", n, is_short ? "-s" : "");
+       usbdbg("n %d%s", n, n != endpoint->rcv_packetSize ? "-s" : "");
        for (i = 0; i < n; i += 4)
                data32[urb->actual_length / 4 + i / 4] = readl(UDCDN(ep_num));
 
@@ -402,16 +401,13 @@ static void udc_handle_ep(struct usb_endpoint_instance *endpoint)
 
 static void udc_state_changed(void)
 {
-       int config, interface, alternate;
 
        writel(readl(UDCCR) | UDCCR_SMAC, UDCCR);
 
-       config = (readl(UDCCR) & UDCCR_ACN) >> UDCCR_ACN_S;
-       interface = (readl(UDCCR) & UDCCR_AIN) >> UDCCR_AIN_S;
-       alternate = (readl(UDCCR) & UDCCR_AAISN) >> UDCCR_AAISN_S;
-
        usbdbg("New UDC settings are: conf %d - inter %d - alter %d",
-               config, interface, alternate);
+              (readl(UDCCR) & UDCCR_ACN) >> UDCCR_ACN_S,
+              (readl(UDCCR) & UDCCR_AIN) >> UDCCR_AIN_S,
+              (readl(UDCCR) & UDCCR_AAISN) >> UDCCR_AAISN_S);
 
        usbd_device_event_irq(udc_device, DEVICE_CONFIGURED, 0);
        writel(UDCISR1_IRCC, UDCISR1);