usb: misc: brcmstb-usb-pinmap: Fix an IS_ERR() vs NULL check

The devm_ioremap() function doesn't return error pointers, it returns
NULL on error.

Fixes: 517c4c44b323 ("usb: Add driver to allow any GPIO to be used for 7211 USB signals")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Link: https://lore.kernel.org/r/20201102075655.GA4163205@mwanda
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/usb/misc/brcmstb-usb-pinmap.c b/drivers/usb/misc/brcmstb-usb-pinmap.c
index 02144c39aaba07e2a50a420144bd4b2348022d57..2326e60545f7fdfedb1a0f1e94761728ab6ae316 100644 (file)
--- a/drivers/usb/misc/brcmstb-usb-pinmap.c
+++ b/drivers/usb/misc/brcmstb-usb-pinmap.c
@@ -277,8 +277,8 @@ static int __init brcmstb_usb_pinmap_probe(struct platform_device *pdev)
        pdata->out_pins = (struct out_pin *)(pdata->in_pins + in_count);
 
        pdata->regs = devm_ioremap(&pdev->dev, r->start, resource_size(r));
-       if (IS_ERR(pdata->regs))
-               return PTR_ERR(pdata->regs);
+       if (!pdata->regs)
+               return -ENOMEM;
        platform_set_drvdata(pdev, pdata);
 
        err = parse_pins(&pdev->dev, dn, pdata);