From 34d7ffa064a509241f0aa760cddb5008cfd951fc Mon Sep 17 00:00:00 2001 From: Jingoo Han Date: Wed, 18 Dec 2013 10:48:07 +0900 Subject: [PATCH] i2c: isch: Use devm_request_region() Use devm_request_region() to make cleanup paths simpler. Signed-off-by: Jingoo Han Reviewed-by: Jean Delvare Signed-off-by: Wolfram Sang --- drivers/i2c/busses/i2c-isch.c | 7 ++----- 1 file changed, 2 insertions(+), 5 deletions(-) diff --git a/drivers/i2c/busses/i2c-isch.c b/drivers/i2c/busses/i2c-isch.c index 8c38aaa7417c..af213045ab7e 100644 --- a/drivers/i2c/busses/i2c-isch.c +++ b/drivers/i2c/busses/i2c-isch.c @@ -275,7 +275,8 @@ static int smbus_sch_probe(struct platform_device *dev) if (!res) return -EBUSY; - if (!request_region(res->start, resource_size(res), dev->name)) { + if (!devm_request_region(&dev->dev, res->start, resource_size(res), + dev->name)) { dev_err(&dev->dev, "SMBus region 0x%x already in use!\n", sch_smba); return -EBUSY; @@ -294,7 +295,6 @@ static int smbus_sch_probe(struct platform_device *dev) retval = i2c_add_adapter(&sch_adapter); if (retval) { dev_err(&dev->dev, "Couldn't register adapter!\n"); - release_region(res->start, resource_size(res)); sch_smba = 0; } @@ -303,11 +303,8 @@ static int smbus_sch_probe(struct platform_device *dev) static int smbus_sch_remove(struct platform_device *pdev) { - struct resource *res; if (sch_smba) { i2c_del_adapter(&sch_adapter); - res = platform_get_resource(pdev, IORESOURCE_IO, 0); - release_region(res->start, resource_size(res)); sch_smba = 0; } -- 2.30.2