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authorFu Siyuan <siyuan.fu@intel.com>2018-01-02 11:52:40 +0800
committerFu Siyuan <siyuan.fu@intel.com>2018-01-04 09:07:32 +0800
commit2fad330f6baf350f80d043529f6a78ffec75daaa (patch)
tree94fd0a83081f7c70e5046721057485a9d8385d9c /NetworkPkg/UefiPxeBcDxe
parent9f4f29cbeec4b7eaa822e5377a749d0721853e36 (diff)
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NetworkPkg: Fix memory leak problem in PXE driver.
Contributed-under: TianoCore Contribution Agreement 1.0 Signed-off-by: Fu Siyuan <siyuan.fu@intel.com> Reviewed-by: Sriram Subramanian <sriram-s@hpe.com> Reviewed-by: Jiaxin Wu <jiaxin.wu@intel.com>
Diffstat (limited to 'NetworkPkg/UefiPxeBcDxe')
-rw-r--r--NetworkPkg/UefiPxeBcDxe/PxeBcDhcp6.c27
-rw-r--r--NetworkPkg/UefiPxeBcDxe/PxeBcDriver.c5
2 files changed, 25 insertions, 7 deletions
diff --git a/NetworkPkg/UefiPxeBcDxe/PxeBcDhcp6.c b/NetworkPkg/UefiPxeBcDxe/PxeBcDhcp6.c
index 327b4cf1cf..7c2baa8eac 100644
--- a/NetworkPkg/UefiPxeBcDxe/PxeBcDhcp6.c
+++ b/NetworkPkg/UefiPxeBcDxe/PxeBcDhcp6.c
@@ -548,6 +548,7 @@ PxeBcExtractBootFileUrl (
if (ModeStr != NULL && *(ModeStr + AsciiStrLen (";mode=octet")) == '\0') {
*ModeStr = '\0';
} else if (AsciiStrStr (BootFileNamePtr, ";mode=") != NULL) {
+ FreePool (TmpStr);
return EFI_INVALID_PARAMETER;
}
@@ -1005,7 +1006,7 @@ PxeBcRequestBootService (
);
if (EFI_ERROR (Status)) {
- return Status;
+ goto ON_ERROR;
}
//
@@ -1020,7 +1021,7 @@ PxeBcRequestBootService (
//
Status = Private->Udp6Read->Configure (Private->Udp6Read, &Private->Udp6CfgData);
if (EFI_ERROR (Status)) {
- return Status;
+ goto ON_ERROR;
}
Status = PxeBc->UdpRead (
@@ -1041,7 +1042,7 @@ PxeBcRequestBootService (
Private->Udp6Read->Configure (Private->Udp6Read, NULL);
if (EFI_ERROR (Status)) {
- return Status;
+ goto ON_ERROR;
}
//
@@ -1050,6 +1051,13 @@ PxeBcRequestBootService (
Reply->Length = (UINT32) ReadSize;
return EFI_SUCCESS;
+
+ON_ERROR:
+ if (Discover != NULL) {
+ FreePool (Discover);
+ }
+
+ return Status;
}
@@ -2158,7 +2166,7 @@ PxeBcDhcp6Discover (
(VOID *) Discover
);
if (EFI_ERROR (Status)) {
- return Status;
+ goto ON_ERROR;
}
//
@@ -2178,7 +2186,7 @@ PxeBcDhcp6Discover (
//
Status = Private->Udp6Read->Configure (Private->Udp6Read, &Private->Udp6CfgData);
if (EFI_ERROR (Status)) {
- return Status;
+ goto ON_ERROR;
}
Status = PxeBc->UdpRead (
@@ -2198,10 +2206,17 @@ PxeBcDhcp6Discover (
//
Private->Udp6Read->Configure (Private->Udp6Read, NULL);
if (EFI_ERROR (Status)) {
- return Status;
+ goto ON_ERROR;
}
return EFI_SUCCESS;
+
+ON_ERROR:
+ if (Discover != NULL) {
+ FreePool (Discover);
+ }
+
+ return Status;
}
diff --git a/NetworkPkg/UefiPxeBcDxe/PxeBcDriver.c b/NetworkPkg/UefiPxeBcDxe/PxeBcDriver.c
index 09c5753ad9..8dd787be1a 100644
--- a/NetworkPkg/UefiPxeBcDxe/PxeBcDriver.c
+++ b/NetworkPkg/UefiPxeBcDxe/PxeBcDriver.c
@@ -2,7 +2,7 @@
Driver Binding functions implementationfor for UefiPxeBc Driver.
(C) Copyright 2014 Hewlett-Packard Development Company, L.P.<BR>
- Copyright (c) 2007 - 2016, Intel Corporation. All rights reserved.<BR>
+ Copyright (c) 2007 - 2018, 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
@@ -254,6 +254,7 @@ PxeBcDestroyIp4Children (
&Private->PxeBc,
NULL
);
+ FreePool (Private->Ip4Nic->DevicePath);
if (Private->Snp != NULL) {
//
@@ -414,6 +415,8 @@ PxeBcDestroyIp6Children (
&Private->PxeBc,
NULL
);
+ FreePool (Private->Ip6Nic->DevicePath);
+
if (Private->Snp != NULL) {
//
// Close SNP from the child virtual handle