usb: host: u132-hcd: remove redundant variable num_ports

Variable num_ports is being assigned but is never used hence it is
redundant and can be removed.

Cleans up clang warning:
warning: variable 'num_ports' set but not used [-Wunused-but-set-variable]

Signed-off-by: Colin Ian King <colin.king@canonical.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/usb/host/u132-hcd.c b/drivers/usb/host/u132-hcd.c
index 032b865..072bd5d 100644 (file)
--- a/drivers/usb/host/u132-hcd.c
+++ b/drivers/usb/host/u132-hcd.c
@@ -3062,7 +3062,6 @@ static int u132_probe(struct platform_device *pdev)
        int retval;
        u32 control;
        u32 rh_a = -1;
-       u32 num_ports;
 
        msleep(100);
        if (u132_exiting > 0)
@@ -3077,7 +3076,6 @@ static int u132_probe(struct platform_device *pdev)
        retval = ftdi_read_pcimem(pdev, roothub.a, &rh_a);
        if (retval)
                return retval;
-       num_ports = rh_a & RH_A_NDP;    /* refuse to confuse usbcore */
        if (pdev->dev.dma_mask)
                return -EINVAL;