Messages in this thread Patch in this message | | | From | Arvind Yadav <> | Subject | [PATCH v2] platform/x86: dell-laptop: Handle return error form dell_get_intensity. | Date | Thu, 9 Mar 2017 11:19:56 +0530 |
| |
Here, This patch is to handle a return error from dell_get_intensity. This change is done using Coccinelle.
Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com> --- drivers/platform/x86/dell-laptop.c | 6 ++++++ 1 file changed, 6 insertions(+)
diff --git a/drivers/platform/x86/dell-laptop.c b/drivers/platform/x86/dell-laptop.c index f57dd28..7fcf680 100644 --- a/drivers/platform/x86/dell-laptop.c +++ b/drivers/platform/x86/dell-laptop.c @@ -2053,11 +2053,17 @@ static int __init dell_init(void) dell_backlight_device->props.brightness = dell_get_intensity(dell_backlight_device); + if (dell_backlight_device->props.brightness < 0) { + ret = dell_backlight_device->props.brightness; + goto fail_get_brightness; + } backlight_update_status(dell_backlight_device); } return 0; +fail_get_brightness: + backlight_device_unregister(dell_backlight_device); fail_backlight: dell_cleanup_rfkill(); fail_rfkill: -- 1.9.1
| |