usb: gadget: fsl_qe_udc: fix IS_ERR_VALUE usage

IS_ERR_VALUE macro should be used only with unsigned long type.
Otherwise it can work incorrectly.

The patch follows conclusion from discussion on LKML [1][2].

[1]: http://permalink.gmane.org/gmane.linux.kernel/2120927
[2]: http://permalink.gmane.org/gmane.linux.kernel/2150581

Signed-off-by: Andrzej Hajda <a.hajda@samsung.com>
Signed-off-by: Felipe Balbi <balbi@kernel.org>

diff --git a/drivers/usb/gadget/udc/fsl_qe_udc.c b/drivers/usb/gadget/udc/fsl_qe_udc.c
index 53c0692..93d28cb 100644 (file)
--- a/drivers/usb/gadget/udc/fsl_qe_udc.c
+++ b/drivers/usb/gadget/udc/fsl_qe_udc.c
@@ -2340,7 +2340,7 @@ static struct qe_udc *qe_udc_config(struct platform_device *ofdev)
 {
        struct qe_udc *udc;
        struct device_node *np = ofdev->dev.of_node;
-       unsigned int tmp_addr = 0;
+       unsigned long tmp_addr = 0;
        struct usb_device_para __iomem *usbpram;
        unsigned int i;
        u64 size;