revert "ACPI: drivers/acpi: elide a non-zero test on a result that is never 0"

[safe/jmp/linux-2.6] / drivers / acpi / video.c

diff --git a/drivers/acpi/video.c b/drivers/acpi/video.c
index fe09b57..12fb44f 100644 (file)
--- a/drivers/acpi/video.c
+++ b/drivers/acpi/video.c
@@ -734,19 +734,21 @@ static void acpi_video_device_find_cap(struct acpi_video_device *device)
                if (IS_ERR(device->cdev))
                        return;
 
-               printk(KERN_INFO PREFIX
-                       "%s is registered as cooling_device%d\n",
-                       device->dev->dev.bus_id, device->cdev->id);
-               result = sysfs_create_link(&device->dev->dev.kobj,
-                                 &device->cdev->device.kobj,
-                                 "thermal_cooling");
-               if (result)
-                       printk(KERN_ERR PREFIX "Create sysfs link\n");
-               result = sysfs_create_link(&device->cdev->device.kobj,
-                                 &device->dev->dev.kobj,
-                                 "device");
-               if (result)
-                       printk(KERN_ERR PREFIX "Create sysfs link\n");
+               if (device->cdev) {
+                       printk(KERN_INFO PREFIX
+                               "%s is registered as cooling_device%d\n",
+                               device->dev->dev.bus_id, device->cdev->id);
+                       result = sysfs_create_link(&device->dev->dev.kobj,
+                                         &device->cdev->device.kobj,
+                                         "thermal_cooling");
+                       if (result)
+                               printk(KERN_ERR PREFIX "Create sysfs link\n");
+                       result = sysfs_create_link(&device->cdev->device.kobj,
+                                         &device->dev->dev.kobj,
+                                         "device");
+                        if (result)
+                               printk(KERN_ERR PREFIX "Create sysfs link\n");
+               }
        }
        if (device->cap._DCS && device->cap._DSS){
                static int count = 0;