Re: video: pxa3xx-gcu: switch to devres functions

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On Wednesday, April 02, 2014 8:15 PM, Dan Carpenter wrote:
> 
> Hello Daniel Mack,
> 
> The patch a9b47c7f2390: "video: pxa3xx-gcu: switch to devres
> functions" from Mar 5, 2014, leads to the following static checker
> warning:
> 
> 	drivers/video/fbdev/pxa3xx-gcu.c:616 pxa3xx_gcu_probe()
> 	warn: 'priv->mmio_base' isn't an ERR_PTR
> 
> drivers/video/fbdev/pxa3xx-gcu.c
>    612
>    613          /* handle IO resources */
>    614          r = platform_get_resource(pdev, IORESOURCE_MEM, 0);
>    615          priv->mmio_base = devm_request_and_ioremap(dev, r);
>    616          if (IS_ERR(priv->mmio_base)) {
> 
> devm_request_and_ioremap() returns NULL on error.

Yes, you're right.
It should be replaced with devm_ioremap_resource().
I will send the patch, soon.

Best regards,
Jingoo Han

> 
>    617                  dev_err(dev, "failed to map I/O memory\n");
>    618                  return PTR_ERR(priv->mmio_base);
>    619          }
>    620
> 
> regards,
> dan carpenter
> --

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