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Subject[PATCH v1 2/2] mfd: syscon: Switch to use devm_ioremap_resource()
Date
Instead of checking resource pointer for being NULL and
report some not very standard error codes in this case,
switch to devm_ioremap_resource() API.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
---
drivers/mfd/syscon.c | 9 +++------
1 file changed, 3 insertions(+), 6 deletions(-)

diff --git a/drivers/mfd/syscon.c b/drivers/mfd/syscon.c
index 13626bb2d432..fad961b2e4a5 100644
--- a/drivers/mfd/syscon.c
+++ b/drivers/mfd/syscon.c
@@ -238,12 +238,9 @@ static int syscon_probe(struct platform_device *pdev)
return -ENOMEM;

res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- if (!res)
- return -ENOENT;
-
- base = devm_ioremap(dev, res->start, resource_size(res));
- if (!base)
- return -ENOMEM;
+ base = devm_ioremap_resource(dev, res);
+ if (IS_ERR(base))
+ return PTR_ERR(base);

syscon_config.max_register = resource_size(res) - 4;
if (pdata)
--
2.24.0
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