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-rw-r--r--drivers/power/jz4740-battery.c7
-rw-r--r--drivers/power/power_supply_core.c4
2 files changed, 6 insertions, 5 deletions
diff --git a/drivers/power/jz4740-battery.c b/drivers/power/jz4740-battery.c
index bf914893c6fd..c675553d4647 100644
--- a/drivers/power/jz4740-battery.c
+++ b/drivers/power/jz4740-battery.c
@@ -22,6 +22,7 @@
#include <linux/io.h>
#include <linux/delay.h>
+#include <linux/err.h>
#include <linux/gpio.h>
#include <linux/mfd/core.h>
#include <linux/power_supply.h>
@@ -266,9 +267,9 @@ static int jz_battery_probe(struct platform_device *pdev)
mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- jz_battery->base = devm_request_and_ioremap(&pdev->dev, mem);
- if (!jz_battery->base)
- return -EBUSY;
+ jz_battery->base = devm_ioremap_resource(&pdev->dev, mem);
+ if (IS_ERR(jz_battery->base))
+ return PTR_ERR(jz_battery->base);
battery = &jz_battery->battery;
battery->name = pdata->info.name;
diff --git a/drivers/power/power_supply_core.c b/drivers/power/power_supply_core.c
index 8a7cfb3cc166..5deac432e2ae 100644
--- a/drivers/power/power_supply_core.c
+++ b/drivers/power/power_supply_core.c
@@ -141,7 +141,7 @@ int power_supply_set_battery_charged(struct power_supply *psy)
}
EXPORT_SYMBOL_GPL(power_supply_set_battery_charged);
-static int power_supply_match_device_by_name(struct device *dev, void *data)
+static int power_supply_match_device_by_name(struct device *dev, const void *data)
{
const char *name = data;
struct power_supply *psy = dev_get_drvdata(dev);
@@ -149,7 +149,7 @@ static int power_supply_match_device_by_name(struct device *dev, void *data)
return strcmp(psy->name, name) == 0;
}
-struct power_supply *power_supply_get_by_name(char *name)
+struct power_supply *power_supply_get_by_name(const char *name)
{
struct device *dev = class_find_device(power_supply_class, NULL, name,
power_supply_match_device_by_name);