diff options
| author | Jingoo Han <jg1.han@samsung.com> | 2014-01-03 11:15:04 +0900 |
|---|---|---|
| committer | Brian Norris <computersforpeace@gmail.com> | 2014-01-07 10:07:32 -0800 |
| commit | ed0b272ed25fb947af1cc71973b986be6dd19d04 (patch) | |
| tree | 5b51cbd6d1d53510a6c129f7a6f3eca1f8fcc3d3 /drivers/mtd | |
| parent | bb13bec74efd279942f8cf53fc86fb671acc5d9d (diff) | |
| download | linux-ed0b272ed25fb947af1cc71973b986be6dd19d04.tar.bz2 | |
mtd: ixp4xx: Use devm_*() functions
Use devm_*() functions to make cleanup paths simpler.
Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Signed-off-by: Brian Norris <computersforpeace@gmail.com>
Diffstat (limited to 'drivers/mtd')
| -rw-r--r-- | drivers/mtd/maps/ixp4xx.c | 28 |
1 files changed, 6 insertions, 22 deletions
diff --git a/drivers/mtd/maps/ixp4xx.c b/drivers/mtd/maps/ixp4xx.c index 10debfea81e7..d6b2451eab1d 100644 --- a/drivers/mtd/maps/ixp4xx.c +++ b/drivers/mtd/maps/ixp4xx.c @@ -13,6 +13,7 @@ * */ +#include <linux/err.h> #include <linux/module.h> #include <linux/types.h> #include <linux/init.h> @@ -162,13 +163,6 @@ static int ixp4xx_flash_remove(struct platform_device *dev) mtd_device_unregister(info->mtd); map_destroy(info->mtd); } - if (info->map.virt) - iounmap(info->map.virt); - - if (info->res) { - release_resource(info->res); - kfree(info->res); - } if (plat->exit) plat->exit(); @@ -194,7 +188,8 @@ static int ixp4xx_flash_probe(struct platform_device *dev) return err; } - info = kzalloc(sizeof(struct ixp4xx_flash_info), GFP_KERNEL); + info = devm_kzalloc(&dev->dev, sizeof(struct ixp4xx_flash_info), + GFP_KERNEL); if(!info) { err = -ENOMEM; goto Error; @@ -220,20 +215,9 @@ static int ixp4xx_flash_probe(struct platform_device *dev) info->map.write = ixp4xx_probe_write16; info->map.copy_from = ixp4xx_copy_from; - info->res = request_mem_region(dev->resource->start, - resource_size(dev->resource), - "IXP4XXFlash"); - if (!info->res) { - printk(KERN_ERR "IXP4XXFlash: Could not reserve memory region\n"); - err = -ENOMEM; - goto Error; - } - - info->map.virt = ioremap(dev->resource->start, - resource_size(dev->resource)); - if (!info->map.virt) { - printk(KERN_ERR "IXP4XXFlash: Failed to ioremap region\n"); - err = -EIO; + info->map.virt = devm_ioremap_resource(&dev->dev, dev->resource); + if (IS_ERR(info->map.virt)) { + err = PTR_ERR(info->map.virt); goto Error; } |