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NetworkPkg: Add error handling logic when using AllocateZeroPool 

Add error handling logic if failed to apply new memory.

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Zhang Lubo <lubo.zhang@intel.com>
Cc: Fu Siyuan <siyuan.fu@intel.com>
Cc: Wu Jiaxin <jiaxin.wu@intel.com>
Reviewed-By: Wu Jiaxin <jiaxin.wu@intel.com>
Reviewed-By: Fu Siyuan <siyuan.fu@intel.com>
This commit is contained in:
Zhang Lubo 2016-10-27 15:36:00 +08:00 committed by Jiaxin Wu
parent d115b80b7d
commit 92ec8772df
1 changed files with 6 additions and 2 deletions
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8
NetworkPkg/UefiPxeBcDxe/PxeBcDhcp6.c
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@ -1298,8 +1298,9 @@ PxeBcSelectDhcp6Offer (
@param[in] Private The pointer to PXEBC_PRIVATE_DATA.
@retval EFI_SUCCESS Handled the DHCPv6 offer packet successfully.
@retval EFI_NO_RESPONSE No response to the following request packet.
@retval EFI_SUCCESS Handled the DHCPv6 offer packet successfully.
@retval EFI_NO_RESPONSE No response to the following request packet.
@retval EFI_OUT_OF_RESOURCES Failed to allocate resources.
**/
EFI_STATUS
@ -1325,6 +1326,9 @@ PxeBcHandleDhcp6Offer (
//
if (Cache6->OptList[PXEBC_DHCP6_IDX_DNS_SERVER] != NULL) {
Private->DnsServer = AllocateZeroPool (NTOHS (Cache6->OptList[PXEBC_DHCP6_IDX_DNS_SERVER]->OpLen));
if (Private->DnsServer == NULL) {
return EFI_OUT_OF_RESOURCES;
}
CopyMem (Private->DnsServer, Cache6->OptList[PXEBC_DHCP6_IDX_DNS_SERVER]->Data, sizeof (EFI_IPv6_ADDRESS));
}