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-rw-r--r--drivers/platform/x86/sony-laptop.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/platform/x86/sony-laptop.c b/drivers/platform/x86/sony-laptop.c
index 8f709aec4da..9d80ae4e6be 100644
--- a/drivers/platform/x86/sony-laptop.c
+++ b/drivers/platform/x86/sony-laptop.c
@@ -966,9 +966,10 @@ static int sony_nc_update_status_ng(struct backlight_device *bd)
int *handle = (int *)bl_get_data(bd);
value = bd->props.brightness;
- sony_call_snc_handle(*handle, 0x0100 | (value << 16), &result);
+ if (sony_call_snc_handle(*handle, 0x0100 | (value << 16), &result))
+ return -EIO;
- return sony_nc_get_brightness_ng(bd);
+ return value;
}
static const struct backlight_ops sony_backlight_ops = {