treewide: fix a few typos in comments

- kenrel -> kernel
- whetehr -> whether
- ttt -> tt
- sss -> ss

Signed-off-by: Justin P. Mattock <justinmattock@gmail.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/acpi/video.c b/drivers/acpi/video.c
index ec574fc8fbc6..db39e9e607d8 100644
--- a/drivers/acpi/video.c
+++ b/drivers/acpi/video.c
@@ -1521,7 +1521,7 @@ static void acpi_video_device_notify(acpi_handle handle, u32 event, void *data)
                 acpi_bus_generate_proc_event(device, event, 0);
                 keycode = KEY_BRIGHTNESSDOWN;
                 break;
-        case ACPI_VIDEO_NOTIFY_ZERO_BRIGHTNESS: /* zero brightnesss */
+        case ACPI_VIDEO_NOTIFY_ZERO_BRIGHTNESS: /* zero brightness */
                 if (brightness_switch_enabled)
                         acpi_video_switch_brightness(video_device, event);
                 acpi_bus_generate_proc_event(device, event, 0);