diff options
Diffstat (limited to 'ShellPkg')
-rw-r--r-- | ShellPkg/Library/UefiShellAcpiViewCommandLib/Parsers/Madt/MadtParser.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/ShellPkg/Library/UefiShellAcpiViewCommandLib/Parsers/Madt/MadtParser.c b/ShellPkg/Library/UefiShellAcpiViewCommandLib/Parsers/Madt/MadtParser.c index 90bdafea19..438905cb24 100644 --- a/ShellPkg/Library/UefiShellAcpiViewCommandLib/Parsers/Madt/MadtParser.c +++ b/ShellPkg/Library/UefiShellAcpiViewCommandLib/Parsers/Madt/MadtParser.c @@ -260,6 +260,19 @@ ParseAcpiMadt ( PARSER_PARAMS (MadtInterruptControllerHeaderParser)
);
+ // Check if the values used to control the parsing logic have been
+ // successfully read.
+ if ((MadtInterruptControllerType == NULL) ||
+ (MadtInterruptControllerLength == NULL)) {
+ IncrementErrorCount ();
+ Print (
+ L"ERROR: Insufficient remaining table buffer length to read the " \
+ L"Interrupt Controller Structure header. Length = %d.\n",
+ AcpiTableLength - Offset
+ );
+ return;
+ }
+
// Make sure forward progress is made.
if (*MadtInterruptControllerLength < 2) {
IncrementErrorCount ();
|