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linux-sg2042
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Merge branch 'bugzilla-13671' into release

This commit is contained in:
Len Brown 2009-12-30 02:51:31 -05:00
parent ea840aa2d0 28c32e99bd
commit b943aa83f8
1 changed files with 4 additions and 0 deletions
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4
drivers/acpi/video.c
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@ -1979,6 +1979,10 @@ acpi_video_switch_brightness(struct acpi_video_device *device, int event)
unsigned long long level_current, level_next; unsigned long long level_current, level_next;
int result = -EINVAL; int result = -EINVAL;
/* no warning message if acpi_backlight=vendor is used */
if (!acpi_video_backlight_support())
return 0;
if (!device->brightness) if (!device->brightness)
goto out; goto out;