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, 24 insertions, 10 deletions

diff --git a/drivers/hwmon/ultra45_env.c b/drivers/hwmon/ultra45_env.c
index b9a87e89bab..c315c59f61f 100644
--- a/drivers/hwmon/ultra45_env.c
+++ b/drivers/hwmon/ultra45_env.c
@@ -1,4 +1,5 @@
-/* ultra45_env.c: Driver for Ultra45 PIC16F747 environmental monitor.
+/*
+ * ultra45_env.c: Driver for Ultra45 PIC16F747 environmental monitor.
  *
  * Copyright (C) 2008 David S. Miller <davem@davemloft.net>
  */
@@ -82,7 +83,8 @@ static void env_write(struct env *p, u8 ireg, u8 val)
 	spin_unlock(&p->lock);
 }
 
-/* There seems to be a adr7462 providing these values, thus a lot
+/*
+ * There seems to be a adr7462 providing these values, thus a lot
  * of these calculations are borrowed from the adt7470 driver.
  */
 #define FAN_PERIOD_TO_RPM(x)	((90000 * 60) / (x))
@@ -90,7 +92,8 @@ static void env_write(struct env *p, u8 ireg, u8 val)
 #define FAN_PERIOD_INVALID	(0xff << 8)
 #define FAN_DATA_VALID(x)	((x) && (x) != FAN_PERIOD_INVALID)
 
-static ssize_t show_fan_speed(struct device *dev, struct device_attribute *attr, char *buf)
+static ssize_t show_fan_speed(struct device *dev, struct device_attribute *attr,
+			      char *buf)
 {
 	int fan_nr = to_sensor_dev_attr(attr)->index;
 	struct env *p = dev_get_drvdata(dev);
@@ -111,10 +114,15 @@ static ssize_t set_fan_speed(struct device *dev, struct device_attribute *attr,
 			     const char *buf, size_t count)
 {
 	int fan_nr = to_sensor_dev_attr(attr)->index;
-	int rpm = simple_strtol(buf, NULL, 10);
+	unsigned long rpm;
 	struct env *p = dev_get_drvdata(dev);
 	int period;
 	u8 val;
+	int err;
+
+	err = kstrtoul(buf, 10, &rpm);
+	if (err)
+		return err;
 
 	if (!rpm)
 		return -EINVAL;
@@ -126,7 +134,8 @@ static ssize_t set_fan_speed(struct device *dev, struct device_attribute *attr,
 	return count;
 }
 
-static ssize_t show_fan_fault(struct device *dev, struct device_attribute *attr, char *buf)
+static ssize_t show_fan_fault(struct device *dev, struct device_attribute *attr,
+			      char *buf)
 {
 	int fan_nr = to_sensor_dev_attr(attr)->index;
 	struct env *p = dev_get_drvdata(dev);
@@ -148,7 +157,8 @@ fan(4);
 
 static SENSOR_DEVICE_ATTR(psu_fan_fault, S_IRUGO, show_fan_fault, NULL, 6);
 
-static ssize_t show_temp(struct device *dev, struct device_attribute *attr, char *buf)
+static ssize_t show_temp(struct device *dev, struct device_attribute *attr,
+			 char *buf)
 {
 	int temp_nr = to_sensor_dev_attr(attr)->index;
 	struct env *p = dev_get_drvdata(dev);
@@ -168,7 +178,8 @@ static SENSOR_DEVICE_ATTR(lsi1064_local_temp, S_IRUGO, show_temp, NULL, 6);
 static SENSOR_DEVICE_ATTR(front_panel_temp, S_IRUGO, show_temp, NULL, 7);
 static SENSOR_DEVICE_ATTR(psu_temp, S_IRUGO, show_temp, NULL, 13);
 
-static ssize_t show_stat_bit(struct device *dev, struct device_attribute *attr, char *buf)
+static ssize_t show_stat_bit(struct device *dev, struct device_attribute *attr,
+			     char *buf)
 {
 	int index = to_sensor_dev_attr(attr)->index;
 	struct env *p = dev_get_drvdata(dev);
@@ -181,9 +192,11 @@ static ssize_t show_stat_bit(struct device *dev, struct device_attribute *attr,
 static SENSOR_DEVICE_ATTR(fan_failure, S_IRUGO, show_stat_bit, NULL, 0);
 static SENSOR_DEVICE_ATTR(env_bus_busy, S_IRUGO, show_stat_bit, NULL, 1);
 static SENSOR_DEVICE_ATTR(env_data_stale, S_IRUGO, show_stat_bit, NULL, 2);
-static SENSOR_DEVICE_ATTR(tpm_self_test_passed, S_IRUGO, show_stat_bit, NULL, 3);
+static SENSOR_DEVICE_ATTR(tpm_self_test_passed, S_IRUGO, show_stat_bit, NULL,
+			  3);
 
-static ssize_t show_fwver(struct device *dev, struct device_attribute *attr, char *buf)
+static ssize_t show_fwver(struct device *dev, struct device_attribute *attr,
+			  char *buf)
 {
 	struct env *p = dev_get_drvdata(dev);
 	u8 val;
@@ -194,7 +207,8 @@ static ssize_t show_fwver(struct device *dev, struct device_attribute *attr, cha
 
 static SENSOR_DEVICE_ATTR(firmware_version, S_IRUGO, show_fwver, NULL, 0);
 
-static ssize_t show_name(struct device *dev, struct device_attribute *attr, char *buf)
+static ssize_t show_name(struct device *dev, struct device_attribute *attr,
+			 char *buf)
 {
 	return sprintf(buf, "ultra45\n");
 }