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-rw-r--r--src/drivers/intel/gma/acpi/configure_brightness_levels.asl2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/drivers/intel/gma/acpi/configure_brightness_levels.asl b/src/drivers/intel/gma/acpi/configure_brightness_levels.asl
index 5adb1a2a32..c2f63513c7 100644
--- a/src/drivers/intel/gma/acpi/configure_brightness_levels.asl
+++ b/src/drivers/intel/gma/acpi/configure_brightness_levels.asl
@@ -76,7 +76,7 @@
Sleep (1)
If (And (ASLC, 0x2) == 0) {
/* Request has been processed, check status: */
- And (ASLC >> 12, 0x3, Local1)
+ Local1 = (ASLC >> 12) & 3
If (Local1 == 0) {
Return (Zero)
} Else {