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EmbeddedPkg: CodeQL Fixes.

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Makes changes to comply with alerts raised by CodeQL.

Most of the issues here fall into the following two categories:

1. Potential use of uninitialized pointer.
2. Inconsistent integer width in comparison.

Co-authored-by: Taylor Beebe <taylor.d.beebe@gmail.com>
Co-authored-by: Ken Lautner <kenlautner3@gmail.com>
Co-authored-by: Bret Barkelew <bret@corthon.com>
Signed-off-by: Vineel Kovvuri[MSFT] <vineelko@microsoft.com>
This commit is contained in:
Vineel Kovvuri[MSFT] 2024-10-25 16:37:01 -07:00 committed by mergify[bot]
parent d6f828b384
commit aae044a130
3 changed files with 7 additions and 1 deletions
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3
EmbeddedPkg/Library/PrePiHobLib/Hob.c
View File

@ -498,6 +498,9 @@ BuildGuidDataHob (
ASSERT (Data != NULL || DataLength == 0); ASSERT (Data != NULL || DataLength == 0);
HobData = BuildGuidHob (Guid, DataLength); HobData = BuildGuidHob (Guid, DataLength);
if (HobData == NULL) {
return NULL;
}
return CopyMem (HobData, Data, DataLength); return CopyMem (HobData, Data, DataLength);
} }

2
EmbeddedPkg/Library/PrePiLib/FwVol.c
View File

@ -283,7 +283,7 @@ FfsProcessSection (
{ {
EFI_STATUS Status; EFI_STATUS Status;
UINT32 SectionLength; UINT32 SectionLength;
UINT32 ParsedLength; UINTN ParsedLength;
EFI_COMPRESSION_SECTION *CompressionSection; EFI_COMPRESSION_SECTION *CompressionSection;
EFI_COMPRESSION_SECTION2 *CompressionSection2; EFI_COMPRESSION_SECTION2 *CompressionSection2;
UINT32 DstBufferSize; UINT32 DstBufferSize;

3
EmbeddedPkg/SimpleTextInOutSerial/SimpleTextInOut.c
View File

@ -504,6 +504,9 @@ OutputString (
Size = StrLen (String) + 1; Size = StrLen (String) + 1;
OutputString = AllocatePool (Size); OutputString = AllocatePool (Size);
if (OutputString == NULL) {
return EFI_OUT_OF_RESOURCES;
}
// If there is any non-ascii characters in String buffer then replace it with '?' // If there is any non-ascii characters in String buffer then replace it with '?'
// Eventually, UnicodeStrToAsciiStr API should be fixed. // Eventually, UnicodeStrToAsciiStr API should be fixed.