usb: musb-new: sunxi: fix error check

The `musb_register` function returns some ERR_PTR(...) on failure,
not NULL, so update the check here appropriately.

Signed-off-by: Sam Edwards <CFSworks@gmail.com>
Reviewed-by: Marek Vasut <marex@denx.de>

diff --git a/drivers/usb/musb-new/sunxi.c b/drivers/usb/musb-new/sunxi.c
index dc4cfc2..dac98ae 100644 (file)
--- a/drivers/usb/musb-new/sunxi.c
+++ b/drivers/usb/musb-new/sunxi.c
@@ -486,7 +486,7 @@ static int musb_usb_probe(struct udevice *dev)
 #else
        pdata.mode = MUSB_PERIPHERAL;
        host->host = musb_register(&pdata, &glue->dev, base);
-       if (!host->host)
+       if (IS_ERR_OR_NULL(host->host))
                return -EIO;
 
        printf("Allwinner mUSB OTG (Peripheral)\n");