diff options
Diffstat (limited to 'IntelFrameworkModulePkg/Bus')
| -rw-r--r-- | IntelFrameworkModulePkg/Bus/Isa/IsaSerialDxe/Serial.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/IntelFrameworkModulePkg/Bus/Isa/IsaSerialDxe/Serial.c b/IntelFrameworkModulePkg/Bus/Isa/IsaSerialDxe/Serial.c index b842112230..35b83f96bb 100644 --- a/IntelFrameworkModulePkg/Bus/Isa/IsaSerialDxe/Serial.c +++ b/IntelFrameworkModulePkg/Bus/Isa/IsaSerialDxe/Serial.c @@ -195,6 +195,7 @@ SerialControllerDriverSupported ( EFI_OPEN_PROTOCOL_INFORMATION_ENTRY *OpenInfoBuffer;
UINTN EntryCount;
UINTN Index;
+ BOOLEAN HasFlowControl;
//
// Check RemainingDevicePath validation
@@ -298,9 +299,11 @@ SerialControllerDriverSupported ( Controller,
EFI_OPEN_PROTOCOL_GET_PROTOCOL
);
- if (!EFI_ERROR (Status) &&
- (ContainsFlowControl (RemainingDevicePath) ^ ContainsFlowControl (DevicePath))) {
- Status = EFI_UNSUPPORTED;
+ if (!EFI_ERROR (Status)) {
+ HasFlowControl = ContainsFlowControl (RemainingDevicePath);
+ if (HasFlowControl ^ ContainsFlowControl (DevicePath)) {
+ Status = EFI_UNSUPPORTED;
+ }
}
break;
}
|