On Mon, 4 Feb 2013, Roger Quadros wrote:
> Make use of devm_ioremap_resource() and correct comment.
>
> CC: Alan Stern <st...@rowland.harvard.edu>
> Signed-off-by: Roger Quadros <rog...@ti.com>
> ---
> drivers/usb/host/ehci-omap.c | 21 ++++++---------------
> 1 files changed, 6 insertions(+), 15 deletions(-)
>
> diff --git a/drivers/usb/host/ehci-omap.c b/drivers/usb/host/ehci-omap.c
> index 30fc482..6b088a4 100644
> --- a/drivers/usb/host/ehci-omap.c
> +++ b/drivers/usb/host/ehci-omap.c
> @@ -216,23 +216,17 @@ static int ehci_hcd_omap_probe(struct platform_device
> *pdev)
>
> res = platform_get_resource_byname(pdev,
> IORESOURCE_MEM, "ehci");
> - if (!res) {
> - dev_err(dev, "UHH EHCI get resource failed\n");
> - return -ENODEV;
> - }
> -
> - regs = ioremap(res->start, resource_size(res));
> - if (!regs) {
> - dev_err(dev, "UHH EHCI ioremap failed\n");
> - return -ENOMEM;
> + regs = devm_ioremap_resource(dev, res);
> + if (IS_ERR(regs)) {
> + dev_err(dev, "Resource request/ioremap failed\n");
According to Thierry Reding, devm_ioremap_resource() provides its own
error messages. Hence this one isn't needed.
Apart from this one issue,
Acked-by: Alan Stern <st...@rowland.harvard.edu>
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