Merge branch 'hwmon-for-linus' of git://jdelvare.pck.nerim.net/jdelvare-2.6

* 'hwmon-for-linus' of git://jdelvare.pck.nerim.net/jdelvare-2.6: (32 commits)
  Use menuconfig objects - hwmon
  hwmon/smsc47b397: Use dynamic sysfs callbacks
  hwmon/smsc47b397: Convert to a platform driver
  hwmon/w83781d: Deprecate W83627HF support
  hwmon/w83781d: Use dynamic sysfs callbacks
  hwmon/w83781d: Be less i2c_client-centric
  hwmon/w83781d: Clean up conversion macros
  hwmon/w83781d: No longer use i2c-isa
  hwmon/ams: Do not print error on systems without apple motion sensor
  hwmon/ams: Fix I2C read retry logic
  hwmon: New AD7416, AD7417 and AD7418 driver
  hwmon/coretemp: Add documentation
  hwmon: New coretemp driver
  i386: Use functions from library in msr driver
  i386: Add safe variants of rdmsr_on_cpu and wrmsr_on_cpu
  hwmon/lm75: Use dynamic sysfs callbacks
  hwmon/lm78: Use dynamic sysfs callbacks
  hwmon/lm78: Be less i2c_client-centric
  hwmon/lm78: No longer use i2c-isa
  hwmon: New max6650 driver
  ...

1 files changed, 13 insertions, 0 deletions

diff --git a/drivers/hwmon/vt1211.c b/drivers/hwmon/vt1211.c
index 89c23d6add7b..9f3e332c5b7f 100644
--- a/drivers/hwmon/vt1211.c
+++ b/drivers/hwmon/vt1211.c
@@ -31,6 +31,7 @@
 #include <linux/hwmon-vid.h>
 #include <linux/err.h>
 #include <linux/mutex.h>
+#include <linux/ioport.h>
 #include <asm/io.h>
 
 static int uch_config = -1;
@@ -1130,6 +1131,12 @@ static int __devinit vt1211_probe(struct platform_device *pdev)
 	}
 
 	res = platform_get_resource(pdev, IORESOURCE_IO, 0);
+	if (!request_region(res->start, res->end - res->start + 1, DRVNAME)) {
+		err = -EBUSY;
+		dev_err(dev, "Failed to request region 0x%lx-0x%lx\n",
+			(unsigned long)res->start, (unsigned long)res->end);
+		goto EXIT_KFREE;
+	}
 	data->addr = res->start;
 	data->name = DRVNAME;
 	mutex_init(&data->update_lock);
@@ -1197,6 +1204,8 @@ EXIT_DEV_REMOVE:
 	dev_err(dev, "Sysfs interface creation failed (%d)\n", err);
 EXIT_DEV_REMOVE_SILENT:
 	vt1211_remove_sysfs(pdev);
+	release_region(res->start, res->end - res->start + 1);
+EXIT_KFREE:
 	platform_set_drvdata(pdev, NULL);
 	kfree(data);
 EXIT:
@@ -1206,12 +1215,16 @@ EXIT:
 static int __devexit vt1211_remove(struct platform_device *pdev)
 {
 	struct vt1211_data *data = platform_get_drvdata(pdev);
+	struct resource *res;
 
 	hwmon_device_unregister(data->class_dev);
 	vt1211_remove_sysfs(pdev);
 	platform_set_drvdata(pdev, NULL);
 	kfree(data);
 
+	res = platform_get_resource(pdev, IORESOURCE_IO, 0);
+	release_region(res->start, res->end - res->start + 1);
+
 	return 0;
 }