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author | Jiaxin Wu <jiaxin.wu@intel.com> | 2017-03-21 11:36:04 +0800 |
---|---|---|
committer | Jiaxin Wu <jiaxin.wu@intel.com> | 2017-03-23 11:39:15 +0800 |
commit | d0e76ac5ce07eb116f8cbea90b7f373d0c127a78 (patch) | |
tree | 3fc3c828b9822c77ef17f02d9c7406325f13c901 /MdeModulePkg/Universal/Network/Tcp4Dxe | |
parent | cab6b79cf4958044aa384dc6c1f6ef62ffd8a357 (diff) | |
download | edk2-d0e76ac5ce07eb116f8cbea90b7f373d0c127a78.tar.gz edk2-d0e76ac5ce07eb116f8cbea90b7f373d0c127a78.tar.bz2 edk2-d0e76ac5ce07eb116f8cbea90b7f373d0c127a78.zip |
MdeModulePkg/Network: Fix potential ASSERT if NetIp4IsUnicast is called
Cc: Hegde Nagaraj P <nagaraj-p.hegde@hpe.com>
Cc: Subramanian Sriram <sriram-s@hpe.com>
Cc: Zhang Lubo <lubo.zhang@intel.com>
Cc: Ye Ting <ting.ye@intel.com>
Cc: Fu Siyuan <siyuan.fu@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Wu Jiaxin <jiaxin.wu@intel.com>
Reviewed-by: Hegde Nagaraj P <nagaraj-p.hegde@hpe.com>
Reviewed-by: Ye Ting <ting.ye@intel.com>
Reviewed-by: Sriram Subramanian <sriram-s@hpe.com>
Diffstat (limited to 'MdeModulePkg/Universal/Network/Tcp4Dxe')
-rw-r--r-- | MdeModulePkg/Universal/Network/Tcp4Dxe/Tcp4Main.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/MdeModulePkg/Universal/Network/Tcp4Dxe/Tcp4Main.c b/MdeModulePkg/Universal/Network/Tcp4Dxe/Tcp4Main.c index 8e70e01ab1..2679f1b8a0 100644 --- a/MdeModulePkg/Universal/Network/Tcp4Dxe/Tcp4Main.c +++ b/MdeModulePkg/Universal/Network/Tcp4Dxe/Tcp4Main.c @@ -1,7 +1,7 @@ /** @file
Implementation of TCP4 protocol services.
-Copyright (c) 2005 - 2016, Intel Corporation. All rights reserved.<BR>
+Copyright (c) 2005 - 2017, Intel Corporation. All rights reserved.<BR>
This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
@@ -183,7 +183,8 @@ Tcp4Configure ( CopyMem (&Ip, &TcpConfigData->AccessPoint.StationAddress, sizeof (IP4_ADDR));
CopyMem (&SubnetMask, &TcpConfigData->AccessPoint.SubnetMask, sizeof (IP4_ADDR));
- if (!IP4_IS_VALID_NETMASK (NTOHL (SubnetMask)) || !NetIp4IsUnicast (NTOHL (Ip), NTOHL (SubnetMask))) {
+ if (!IP4_IS_VALID_NETMASK (NTOHL (SubnetMask)) ||
+ (SubnetMask != 0 && !NetIp4IsUnicast (NTOHL (Ip), NTOHL (SubnetMask)))) {
return EFI_INVALID_PARAMETER;
}
}
|