Use devm_request_region() to make cleanup paths simpler.
Signed-off-by: Jingoo Han <jg1.han@xxxxxxxxxxx>
---
drivers/i2c/busses/i2c-isch.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)
diff --git a/drivers/i2c/busses/i2c-isch.c b/drivers/i2c/busses/i2c-isch.c
index 8c38aaa..fb02df2 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;
}
@@ -307,7 +307,6 @@ static int smbus_sch_remove(struct platform_device *pdev)
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;
}
--
1.7.10.4
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