diff --git a/drivers/acpi/thermal.c b/drivers/acpi/thermal.c
index 589b98b..73b6fe7 100644
--- a/drivers/acpi/thermal.c
+++ b/drivers/acpi/thermal.c
@@ -86,9 +86,6 @@
 static int acpi_thermal_state_open_fs(struct inode *inode, struct file *file);
 static int acpi_thermal_temp_open_fs(struct inode *inode, struct file *file);
 static int acpi_thermal_trip_open_fs(struct inode *inode, struct file *file);
-static ssize_t acpi_thermal_write_trip_points(struct file *,
-					      const char __user *, size_t,
-					      loff_t *);
 static int acpi_thermal_cooling_open_fs(struct inode *inode, struct file *file);
 static ssize_t acpi_thermal_write_cooling_mode(struct file *,
 					       const char __user *, size_t,
@@ -193,7 +190,6 @@
 static const struct file_operations acpi_thermal_trip_fops = {
 	.open = acpi_thermal_trip_open_fs,
 	.read = seq_read,
-	.write = acpi_thermal_write_trip_points,
 	.llseek = seq_lseek,
 	.release = single_release,
 };
@@ -889,67 +885,6 @@
 	return single_open(file, acpi_thermal_trip_seq_show, PDE(inode)->data);
 }
 
-static ssize_t
-acpi_thermal_write_trip_points(struct file *file,
-			       const char __user * buffer,
-			       size_t count, loff_t * ppos)
-{
-	struct seq_file *m = file->private_data;
-	struct acpi_thermal *tz = m->private;
-
-	char *limit_string;
-	int num, critical, hot, passive;
-	int *active;
-	int i = 0;
-
-
-	limit_string = kzalloc(ACPI_THERMAL_MAX_LIMIT_STR_LEN, GFP_KERNEL);
-	if (!limit_string)
-		return -ENOMEM;
-
-	active = kmalloc(ACPI_THERMAL_MAX_ACTIVE * sizeof(int), GFP_KERNEL);
-	if (!active) {
-		kfree(limit_string);
-		return -ENOMEM;
-	}
-
-	if (!tz || (count > ACPI_THERMAL_MAX_LIMIT_STR_LEN - 1)) {
-		count = -EINVAL;
-		goto end;
-	}
-
-	if (copy_from_user(limit_string, buffer, count)) {
-		count = -EFAULT;
-		goto end;
-	}
-
-	limit_string[count] = '\0';
-
-	num = sscanf(limit_string, "%d:%d:%d:%d:%d:%d:%d:%d:%d:%d:%d:%d:%d",
-		     &critical, &hot, &passive,
-		     &active[0], &active[1], &active[2], &active[3], &active[4],
-		     &active[5], &active[6], &active[7], &active[8],
-		     &active[9]);
-	if (!(num >= 5 && num < (ACPI_THERMAL_MAX_ACTIVE + 3))) {
-		count = -EINVAL;
-		goto end;
-	}
-
-	tz->trips.critical.temperature = CELSIUS_TO_KELVIN(critical);
-	tz->trips.hot.temperature = CELSIUS_TO_KELVIN(hot);
-	tz->trips.passive.temperature = CELSIUS_TO_KELVIN(passive);
-	for (i = 0; i < num - 3; i++) {
-		if (!(tz->trips.active[i].flags.valid))
-			break;
-		tz->trips.active[i].temperature = CELSIUS_TO_KELVIN(active[i]);
-	}
-
-      end:
-	kfree(active);
-	kfree(limit_string);
-	return count;
-}
-
 static int acpi_thermal_cooling_seq_show(struct seq_file *seq, void *offset)
 {
 	struct acpi_thermal *tz = seq->private;