diff options
Diffstat (limited to 'MdeModulePkg/Universal/Network/UefiPxeBcDxe/PxeBcImpl.c')
| -rw-r--r-- | MdeModulePkg/Universal/Network/UefiPxeBcDxe/PxeBcImpl.c | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/MdeModulePkg/Universal/Network/UefiPxeBcDxe/PxeBcImpl.c b/MdeModulePkg/Universal/Network/UefiPxeBcDxe/PxeBcImpl.c index 4746256fa0..639da4880f 100644 --- a/MdeModulePkg/Universal/Network/UefiPxeBcDxe/PxeBcImpl.c +++ b/MdeModulePkg/Universal/Network/UefiPxeBcDxe/PxeBcImpl.c @@ -2317,11 +2317,15 @@ EfiPxeBcSetStationIP ( if (NewSubnetMask != NULL && !IP4_IS_VALID_NETMASK (NTOHL (NewSubnetMask->Addr[0]))) {
return EFI_INVALID_PARAMETER;
}
-
- if (NewStationIp != NULL && !NetIp4IsUnicast (NTOHL (NewStationIp->Addr[0]), NTOHL (NewSubnetMask->Addr[0]))) {
- return EFI_INVALID_PARAMETER;
- }
+ if (NewStationIp != NULL) {
+ if (IP4_IS_UNSPECIFIED(NTOHL (NewStationIp->Addr[0])) ||
+ IP4_IS_LOCAL_BROADCAST(NTOHL (NewStationIp->Addr[0])) ||
+ (NewSubnetMask != NULL && !NetIp4IsUnicast (NTOHL (NewStationIp->Addr[0]), NTOHL (NewSubnetMask->Addr[0])))) {
+ return EFI_INVALID_PARAMETER;
+ }
+ }
+
Private = PXEBC_PRIVATE_DATA_FROM_PXEBC (This);
Mode = Private->PxeBc.Mode;
|