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| author | Olivier Martin <olivier.martin@arm.com> | 2014-12-12 19:13:04 +0000 |
|---|---|---|
| committer | oliviermartin <oliviermartin@Edk2> | 2014-12-12 19:13:04 +0000 |
| commit | b4c222655c8182febba890019367609ac278b1ba (patch) | |
| tree | d92ee186d8a1e45dcb33c7312a57ece806fdb933 /ArmPlatformPkg | |
| parent | 830e5b8c0f8dda3c46313200e1464548b2b7d2a3 (diff) | |
| download | edk2-platforms-b4c222655c8182febba890019367609ac278b1ba.tar.xz | |
ArmPlatformPkg/Bds: Test if OptionalData is NULL before using it
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Olivier Martin <olivier.martin@arm.com>
git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@16515 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'ArmPlatformPkg')
| -rw-r--r-- | ArmPlatformPkg/Bds/BootOption.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/ArmPlatformPkg/Bds/BootOption.c b/ArmPlatformPkg/Bds/BootOption.c index 5712d2ccb4..80982222e1 100644 --- a/ArmPlatformPkg/Bds/BootOption.c +++ b/ArmPlatformPkg/Bds/BootOption.c @@ -221,6 +221,8 @@ BootOptionSetFields ( WriteUnaligned32 ((UINT32 *)EfiLoadOptionPtr, ARM_BDS_OPTIONAL_DATA_SIGNATURE);
WriteUnaligned32 ((UINT32 *)(EfiLoadOptionPtr + 4), BootType);
+ // OptionalData should have been initialized by the caller of this function
+ ASSERT (OptionalData != NULL);
BootArguments = (ARM_BDS_LOADER_ARGUMENTS*)OptionalData;
SrcLinuxArguments = &(BootArguments->LinuxArguments);
DestLinuxArguments = &((ARM_BDS_LOADER_OPTIONAL_DATA*)EfiLoadOptionPtr)->Arguments.LinuxArguments;
@@ -237,7 +239,9 @@ BootOptionSetFields ( CopyMem (InitrdPathListPtr, (VOID*)((UINTN)(SrcLinuxArguments + 1) + SrcLinuxArguments->CmdLineSize), SrcLinuxArguments->InitrdSize);
}
} else {
- CopyMem (BootOption->OptionalData, OptionalData, OptionalDataSize);
+ if (OptionalData != NULL) {
+ CopyMem (BootOption->OptionalData, OptionalData, OptionalDataSize);
+ }
}
BootOption->OptionalDataSize = OptionalDataSize;
|