Merge branch 'perf/core' into perf/uprobes

Merge in latest upstream (and the latest perf development tree),
to prepare for tooling changes, and also to pick up v3.4 MM
changes that the uprobes code needs to take care of.

Signed-off-by: Ingo Molnar <mingo@kernel.org>

1 files changed, 19 insertions, 28 deletions

diff --git a/drivers/hwmon/adm1029.c b/drivers/hwmon/adm1029.c
index 0b8a3b145bd..80cc465d8ac 100644
--- a/drivers/hwmon/adm1029.c
+++ b/drivers/hwmon/adm1029.c
@@ -78,7 +78,7 @@ static const unsigned short normal_i2c[] = { 0x28, 0x29, 0x2a, 0x2b, 0x2c, 0x2d,
 
 #define TEMP_FROM_REG(val)	((val) * 1000)
 
-#define DIV_FROM_REG(val)	( 1 << (((val) >> 6) - 1))
+#define DIV_FROM_REG(val)	(1 << (((val) >> 6) - 1))
 
 /* Registers to be checked by adm1029_update_device() */
 static const u8 ADM1029_REG_TEMP[] = {
@@ -200,8 +200,11 @@ static ssize_t set_fan_div(struct device *dev,
 	struct i2c_client *client = to_i2c_client(dev);
 	struct adm1029_data *data = i2c_get_clientdata(client);
 	struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
-	long val = simple_strtol(buf, NULL, 10);
 	u8 reg;
+	long val;
+	int ret = kstrtol(buf, 10, &val);
+	if (ret < 0)
+		return ret;
 
 	mutex_lock(&data->update_lock);
 
@@ -237,9 +240,9 @@ static ssize_t set_fan_div(struct device *dev,
 }
 
 /*
-Access rights on sysfs, S_IRUGO stand for Is Readable by User, Group and Others
-			S_IWUSR stand for Is Writable by User
-*/
+ * Access rights on sysfs. S_IRUGO: Is Readable by User, Group and Others
+ *			   S_IWUSR: Is Writable by User.
+ */
 static SENSOR_DEVICE_ATTR(temp1_input, S_IRUGO, show_temp, NULL, 0);
 static SENSOR_DEVICE_ATTR(temp2_input, S_IRUGO, show_temp, NULL, 1);
 static SENSOR_DEVICE_ATTR(temp3_input, S_IRUGO, show_temp, NULL, 2);
@@ -300,7 +303,8 @@ static int adm1029_detect(struct i2c_client *client,
 	if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_BYTE_DATA))
 		return -ENODEV;
 
-	/* ADM1029 doesn't have CHIP ID, check just MAN ID
+	/*
+	 * ADM1029 doesn't have CHIP ID, check just MAN ID
 	 * For better detection we check also ADM1029_TEMP_DEVICES_INSTALLED,
 	 * ADM1029_REG_NB_FAN_SUPPORT and compare it with possible values
 	 * documented
@@ -318,8 +322,10 @@ static int adm1029_detect(struct i2c_client *client,
 		return -ENODEV;
 
 	if ((chip_id & 0xF0) != 0x00) {
-		/* There are no "official" CHIP ID, so actually
-		 * we use Major/Minor revision for that */
+		/*
+		 * There are no "official" CHIP ID, so actually
+		 * we use Major/Minor revision for that
+		 */
 		pr_info("adm1029: Unknown major revision %x, "
 			"please let us know\n", chip_id);
 		return -ENODEV;
@@ -355,7 +361,8 @@ static int adm1029_probe(struct i2c_client *client,
 	}
 
 	/* Register sysfs hooks */
-	if ((err = sysfs_create_group(&client->dev.kobj, &adm1029_group)))
+	err = sysfs_create_group(&client->dev.kobj, &adm1029_group);
+	if (err)
 		goto exit_free;
 
 	data->hwmon_dev = hwmon_device_register(&client->dev);
@@ -403,8 +410,8 @@ static int adm1029_remove(struct i2c_client *client)
 }
 
 /*
-function that update the status of the chips (temperature for example)
-*/
+ * function that update the status of the chips (temperature for example)
+ */
 static struct adm1029_data *adm1029_update_device(struct device *dev)
 {
 	struct i2c_client *client = to_i2c_client(dev);
@@ -446,24 +453,8 @@ static struct adm1029_data *adm1029_update_device(struct device *dev)
 	return data;
 }
 
-/*
-	Common module stuff
-*/
-static int __init sensors_adm1029_init(void)
-{
-
-	return i2c_add_driver(&adm1029_driver);
-}
-
-static void __exit sensors_adm1029_exit(void)
-{
-
-	i2c_del_driver(&adm1029_driver);
-}
+module_i2c_driver(adm1029_driver);
 
 MODULE_AUTHOR("Corentin LABBE <corentin.labbe@geomatys.fr>");
 MODULE_DESCRIPTION("adm1029 driver");
 MODULE_LICENSE("GPL v2");
-
-module_init(sensors_adm1029_init);
-module_exit(sensors_adm1029_exit);