1. Rollback the changing on replacing MAX_EXTENDED_DATA_SIZE by EFI_STATUS_CODE_DATA_MAX_SIZE,

   use MAX_EXTENDED_DATA_SIZE as before.
2. Use DEBUG error message instead of ASSERT(FASLE) when extended data is too large
3. Expand 1 for buffer array size to avoid potential issue.

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@11083 6f19259b-4bc3-4df7-8a09-765794883524

1 files changed, 8 insertions, 3 deletions

diff --git a/MdeModulePkg/Library/PeiReportStatusCodeLib/ReportStatusCodeLib.c b/MdeModulePkg/Library/PeiReportStatusCodeLib/ReportStatusCodeLib.c
index 70737ba4f6..d41d4e981d 100644
--- a/MdeModulePkg/Library/PeiReportStatusCodeLib/ReportStatusCodeLib.c
+++ b/MdeModulePkg/Library/PeiReportStatusCodeLib/ReportStatusCodeLib.c
@@ -23,6 +23,11 @@
 #include <Library/OemHookStatusCodeLib.h>

 #include <Library/PcdLib.h>

 

+//

+// Define the maximum extended data size that is supported in the PEI phase

+//

+#define MAX_EXTENDED_DATA_SIZE  0x200

+

 /**

   Internal worker function that reports a status code through the PEI Status Code Service or

   OEM Hook Status Code Library.

@@ -453,7 +458,7 @@ ReportStatusCodeEx (
   )

 {

   EFI_STATUS_CODE_DATA  *StatusCodeData;

-  UINT64                Buffer[EFI_STATUS_CODE_DATA_MAX_SIZE / sizeof (UINT64)];

+  UINT64                Buffer[(MAX_EXTENDED_DATA_SIZE / sizeof (UINT64)) + 1];

 

   //

   // If ExtendedData is NULL and ExtendedDataSize is not zero, then ASSERT().

@@ -464,12 +469,12 @@ ReportStatusCodeEx (
   //

   ASSERT (!((ExtendedData != NULL) && (ExtendedDataSize == 0)));

 

-  if (ExtendedDataSize > (EFI_STATUS_CODE_DATA_MAX_SIZE - sizeof (EFI_STATUS_CODE_DATA))) {

+  if (ExtendedDataSize > (MAX_EXTENDED_DATA_SIZE - sizeof (EFI_STATUS_CODE_DATA))) {

     //

     // The local variable Buffer not large enough to hold the extended data associated

     // with the status code being reported.

     //

-    ASSERT (FALSE);

+    DEBUG ((EFI_D_ERROR, "Status code extended data is too large to be reported!\n"));

     return EFI_OUT_OF_RESOURCES;

   }

   StatusCodeData = (EFI_STATUS_CODE_DATA  *) Buffer;