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ShellPkg/EfiCompress: Handle memory allocation failure

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Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Ruiyu Ni <ruiyu.ni@intel.com>
Reviewed-by: Jaben Carsey <jaben.carsey@intel.com>
This commit is contained in:
Ruiyu Ni 2016-07-12 17:52:41 +08:00
parent c87bb070a6
commit ca1b2411f5
1 changed files with 18 additions and 12 deletions
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30
ShellPkg/Library/UefiShellDebug1CommandsLib/EfiCompress.c
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@ -2,7 +2,7 @@
Main file for EfiCompress shell Debug1 function.
(C) Copyright 2015 Hewlett-Packard Development Company, L.P.<BR>
Copyright (c) 2005 - 2011, Intel Corporation. All rights reserved.<BR>
Copyright (c) 2005 - 2016, 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
@ -116,20 +116,26 @@ ShellCommandRunEfiCompress (
Status = gEfiShellProtocol->GetFileSize(InShellFileHandle, &InSize);
ASSERT_EFI_ERROR(Status);
InBuffer = AllocateZeroPool((UINTN)InSize);
ASSERT(InBuffer != NULL);
InSize2 = (UINTN)InSize;
Status = gEfiShellProtocol->ReadFile(InShellFileHandle, &InSize2, InBuffer);
InSize = InSize2;
ASSERT_EFI_ERROR(Status);
Status = Compress(InBuffer, InSize, OutBuffer, &OutSize);
if (Status == EFI_BUFFER_TOO_SMALL) {
OutBuffer = AllocateZeroPool((UINTN)OutSize);
ASSERT(OutBuffer != NULL);
Status = Compress(InBuffer, InSize, OutBuffer, &OutSize);
if (InBuffer == NULL) {
Status = EFI_OUT_OF_RESOURCES;
} else {
InSize2 = (UINTN) InSize;
Status = gEfiShellProtocol->ReadFile (InShellFileHandle, &InSize2, InBuffer);
InSize = InSize2;
ASSERT_EFI_ERROR (Status);
Status = Compress (InBuffer, InSize, OutBuffer, &OutSize);
if (Status == EFI_BUFFER_TOO_SMALL) {
OutBuffer = AllocateZeroPool ((UINTN) OutSize);
if (OutBuffer == NULL) {
Status = EFI_OUT_OF_RESOURCES;
} else {
Status = Compress (InBuffer, InSize, OutBuffer, &OutSize);
}
}
}
if (EFI_ERROR(Status)) {
ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_EFI_COMPRESS_FAIL), gShellDebug1HiiHandle, Status);
ShellStatus = SHELL_DEVICE_ERROR;
ShellStatus = ((Status == EFI_OUT_OF_RESOURCES) ? SHELL_OUT_OF_RESOURCES : SHELL_DEVICE_ERROR);
} else {
OutSize2 = (UINTN)OutSize;
Status = gEfiShellProtocol->WriteFile(OutShellFileHandle, &OutSize2, OutBuffer);