[PATCH 08/26] ACPI video: check for error from thermal_cooling_device_register

Len Brown
2008-02-21T09:29:07Z

From: Thomas Sujith <sujith.thomas@intel.com>

Need to check whether thermal_cooling_device_register
returned ERROR or not.

Signed-off-by: Thomas Sujith <sujith.thomas@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>
---
drivers/acpi/video.c | 3 +++
1 files changed, 3 insertions(+), 0 deletions(-)

diff --git a/drivers/acpi/video.c b/drivers/acpi/video.c
index 7f714fa..12cce69 100644
--- a/drivers/acpi/video.c
+++ b/drivers/acpi/video.c
@@ -731,6 +731,9 @@ static void acpi_video_device_find_cap(struct acpi_video_device *device)

device->cdev = thermal_cooling_device_register("LCD",
device->dev, &video_cooling_ops);
+ if (IS_ERR(device->cdev))
+ return;
+
if (device->cdev) {
printk(KERN_INFO PREFIX
"%s is registered as cooling_device%d\n",
--
1.5.4.2