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
This commit is contained in:
ydong10
2010-10-18 11:33:26 +00:00
parent 6517edbe51
commit fbe12b79ae
7 changed files with 11 additions and 7 deletions

View File

@@ -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;
}

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@@ -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

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@@ -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.

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@@ -883,6 +883,8 @@ Ip4AccpetFrame (
goto RESTART;
}
}
ASSERT (Packet != NULL);
Head = Packet->Ip.Ip4;
IP4_GET_CLIP_INFO (Packet)->Status = EFI_SUCCESS;

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@@ -90,6 +90,7 @@ SerialStatusCodeReportWorker (
Value,
Instance
);
ASSERT (CharCount > 0);
if (CallerId != NULL) {
CharCount += AsciiSPrint (

View File

@@ -90,6 +90,7 @@ SerialStatusCodeReportWorker (
Value,
Instance
);
ASSERT (CharCount > 0);
if (CallerId != NULL) {
CharCount += AsciiSPrint (