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authorThomas Sujith <sujith.thomas@intel.com>2008-02-15 18:29:18 -0500
committerLen Brown <len.brown@intel.com>2008-02-15 18:29:18 -0500
commit43ff39f2f6450fa2e9a566f8bf007a26d76f2c9d (patch)
tree71a83f60ac43fab642d29e838f5c5151e85dc585 /drivers/acpi
parentd76628c67cdeebf84766a19c67c821c2e518baa4 (diff)
downloadlinux-43ff39f2f6450fa2e9a566f8bf007a26d76f2c9d.tar.bz2
ACPI video: check for error from thermal_cooling_device_register
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>
Diffstat (limited to 'drivers/acpi')
-rw-r--r--drivers/acpi/video.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/acpi/video.c b/drivers/acpi/video.c
index 7f714fa2a454..12cce69b5441 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",