diff options
| author | ydong10 <ydong10@6f19259b-4bc3-4df7-8a09-765794883524> | 2010-10-18 11:33:26 +0000 |
|---|---|---|
| committer | ydong10 <ydong10@6f19259b-4bc3-4df7-8a09-765794883524> | 2010-10-18 11:33:26 +0000 |
| commit | fbe12b79aef4c2706e90078cc75b94dcf7926ba8 (patch) | |
| tree | 3e008e770ede3205f66e38ceb9e3140f749712fd | |
| parent | 6517edbe5156bdf40f4bbd46af001d10ef81c8ed (diff) | |
| download | edk2-platforms-fbe12b79aef4c2706e90078cc75b94dcf7926ba8.tar.xz | |
Refine code to make code run more safely.
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@10955 6f19259b-4bc3-4df7-8a09-765794883524
7 files changed, 11 insertions, 7 deletions
diff --git a/MdeModulePkg/Core/PiSmmCore/Pool.c b/MdeModulePkg/Core/PiSmmCore/Pool.c index 928b6ed2cc..ea28484d68 100644 --- a/MdeModulePkg/Core/PiSmmCore/Pool.c +++ b/MdeModulePkg/Core/PiSmmCore/Pool.c @@ -185,7 +185,7 @@ InternalFreePoolByIndex ( ASSERT (((UINTN)FreePoolHdr & (FreePoolHdr->Header.Size - 1)) == 0);
ASSERT (FreePoolHdr->Header.Size >= MIN_POOL_SIZE);
- PoolIndex = HighBitSet32 ((UINT32)FreePoolHdr->Header.Size) - MIN_POOL_SHIFT;
+ PoolIndex = (UINTN) (HighBitSet32 ((UINT32)FreePoolHdr->Header.Size) - MIN_POOL_SHIFT);
FreePoolHdr->Header.Available = TRUE;
ASSERT (PoolIndex < MAX_POOL_INDEX);
InsertHeadList (&mSmmPoolLists[PoolIndex], &FreePoolHdr->Link);
@@ -240,7 +240,7 @@ SmmAllocatePool ( }
Size = (Size + MIN_POOL_SIZE - 1) >> MIN_POOL_SHIFT;
- PoolIndex = HighBitSet32 ((UINT32)Size);
+ PoolIndex = (UINTN) HighBitSet32 ((UINT32)Size);
if ((Size & (Size - 1)) != 0) {
PoolIndex++;
}
diff --git a/MdeModulePkg/Universal/DebugSupportDxe/X64/PlDebugSupportX64.c b/MdeModulePkg/Universal/DebugSupportDxe/X64/PlDebugSupportX64.c index 8e623b9419..fa8869d287 100644 --- a/MdeModulePkg/Universal/DebugSupportDxe/X64/PlDebugSupportX64.c +++ b/MdeModulePkg/Universal/DebugSupportDxe/X64/PlDebugSupportX64.c @@ -36,9 +36,9 @@ GetInterruptHandleFromIdt ( // InterruptHandle 16-31 : OffsetHigh
// InterruptHandle 32-63 : OffsetUpper
//
- ((UINT16 *) &InterruptHandle)[0] = (UINT16) IdtGateDecriptor->Bits.OffsetLow;
- ((UINT16 *) &InterruptHandle)[1] = (UINT16) IdtGateDecriptor->Bits.OffsetHigh;
- ((UINT32 *) &InterruptHandle)[1] = (UINT32) IdtGateDecriptor->Bits.OffsetUpper;
+ InterruptHandle = ((UINTN) IdtGateDecriptor->Bits.OffsetLow) |
+ (((UINTN) IdtGateDecriptor->Bits.OffsetHigh) << 16) |
+ (((UINTN) IdtGateDecriptor->Bits.OffsetUpper) << 32) ;
return InterruptHandle;
}
diff --git a/MdeModulePkg/Universal/EbcDxe/EbcExecute.c b/MdeModulePkg/Universal/EbcDxe/EbcExecute.c index 48f7dcebdb..0d987043c1 100644 --- a/MdeModulePkg/Universal/EbcDxe/EbcExecute.c +++ b/MdeModulePkg/Universal/EbcDxe/EbcExecute.c @@ -2367,7 +2367,7 @@ ExecuteMOVIn ( // Get the address
//
Op1 = (UINT64) VmPtr->Gpr[OPERAND1_REGNUM (Operands)] + Index16;
- VmWriteMemN (VmPtr, (UINTN) Op1, (INTN) ImmedIndex64);
+ VmWriteMemN (VmPtr, (UINTN) Op1, (UINTN)(INTN) ImmedIndex64);
}
//
// Advance the instruction pointer
diff --git a/MdeModulePkg/Universal/EbcDxe/EbcInt.c b/MdeModulePkg/Universal/EbcDxe/EbcInt.c index dddfd58566..e94ed8e6c3 100644 --- a/MdeModulePkg/Universal/EbcDxe/EbcInt.c +++ b/MdeModulePkg/Universal/EbcDxe/EbcInt.c @@ -747,7 +747,7 @@ EbcDebugSignalException ( // Save the exception in the context passed in
//
VmPtr->ExceptionFlags |= ExceptionFlags;
- VmPtr->LastException = ExceptionType;
+ VmPtr->LastException = (UINTN) ExceptionType;
//
// If it's a fatal exception, then flag it in the VM context in case an
// attached debugger tries to return from it.
diff --git a/MdeModulePkg/Universal/Network/Ip4Dxe/Ip4Input.c b/MdeModulePkg/Universal/Network/Ip4Dxe/Ip4Input.c index be87ec5d98..2bb8cd943e 100644 --- a/MdeModulePkg/Universal/Network/Ip4Dxe/Ip4Input.c +++ b/MdeModulePkg/Universal/Network/Ip4Dxe/Ip4Input.c @@ -883,6 +883,8 @@ Ip4AccpetFrame ( goto RESTART;
}
}
+
+ ASSERT (Packet != NULL);
Head = Packet->Ip.Ip4;
IP4_GET_CLIP_INFO (Packet)->Status = EFI_SUCCESS;
diff --git a/MdeModulePkg/Universal/StatusCodeHandler/RuntimeDxe/SerialStatusCodeWorker.c b/MdeModulePkg/Universal/StatusCodeHandler/RuntimeDxe/SerialStatusCodeWorker.c index 6267725751..4a5d65d25e 100644 --- a/MdeModulePkg/Universal/StatusCodeHandler/RuntimeDxe/SerialStatusCodeWorker.c +++ b/MdeModulePkg/Universal/StatusCodeHandler/RuntimeDxe/SerialStatusCodeWorker.c @@ -90,6 +90,7 @@ SerialStatusCodeReportWorker ( Value,
Instance
);
+ ASSERT (CharCount > 0);
if (CallerId != NULL) {
CharCount += AsciiSPrint (
diff --git a/MdeModulePkg/Universal/StatusCodeHandler/Smm/SerialStatusCodeWorker.c b/MdeModulePkg/Universal/StatusCodeHandler/Smm/SerialStatusCodeWorker.c index 27a243be06..868ffad7a3 100644 --- a/MdeModulePkg/Universal/StatusCodeHandler/Smm/SerialStatusCodeWorker.c +++ b/MdeModulePkg/Universal/StatusCodeHandler/Smm/SerialStatusCodeWorker.c @@ -90,6 +90,7 @@ SerialStatusCodeReportWorker ( Value,
Instance
);
+ ASSERT (CharCount > 0);
if (CallerId != NULL) {
CharCount += AsciiSPrint (
|