Messages in this thread Patch in this message | | | From | Sachin Kamat <> | Subject | [PATCH 1/2] mfd: omap-usb-host: Convert to devm_ioremap_resource() | Date | Thu, 4 Apr 2013 15:15:14 +0530 |
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Use the newly introduced devm_ioremap_resource() instead of devm_request_and_ioremap() which provides more consistent error handling.
devm_ioremap_resource() provides its own error messages; so all explicit error messages can be removed from the failure code paths.
Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org> Cc: Roger Quadros <rogerq@ti.com> --- drivers/mfd/omap-usb-host.c | 9 ++++----- 1 file changed, 4 insertions(+), 5 deletions(-)
diff --git a/drivers/mfd/omap-usb-host.c b/drivers/mfd/omap-usb-host.c index 4febc5c..1b49b21 100644 --- a/drivers/mfd/omap-usb-host.c +++ b/drivers/mfd/omap-usb-host.c @@ -27,6 +27,7 @@ #include <linux/platform_device.h> #include <linux/platform_data/usb-omap.h> #include <linux/pm_runtime.h> +#include <linux/err.h> #include "omap-usb.h" @@ -534,11 +535,9 @@ static int usbhs_omap_probe(struct platform_device *pdev) } res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "uhh"); - omap->uhh_base = devm_request_and_ioremap(dev, res); - if (!omap->uhh_base) { - dev_err(dev, "Resource request/ioremap failed\n"); - return -EADDRNOTAVAIL; - } + omap->uhh_base = devm_ioremap_resource(dev, res); + if (IS_ERR(omap->uhh_base)) + return PTR_ERR(omap->uhh_base); omap->pdata = pdata; -- 1.7.9.5
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