EmbeddedPkg: CodeQL Fixes. #8

Job	Run time
Analyze (ArmPkg, IA32,X64)	4m 35s
Analyze (CryptoPkg, IA32)	16m 34s
Analyze (CryptoPkg, X64)	17m 48s
Analyze (DynamicTablesPkg, IA32,X64)	7m 27s
Analyze (FatPkg, IA32,X64)	9m 56s
Analyze (FmpDevicePkg, IA32,X64)	9m 3s
Analyze (IntelFsp2Pkg, IA32,X64)	11m 22s
Analyze (IntelFsp2WrapperPkg, IA32,X64)	11m 48s
Analyze (MdeModulePkg, IA32)	14m 13s
Analyze (MdeModulePkg, X64)	15m 11s
Analyze (MdePkg, IA32,X64)	12m 7s
Analyze (PcAtChipsetPkg, IA32,X64)	6m 47s
Analyze (PrmPkg, IA32,X64)	11m 45s
Analyze (SecurityPkg, IA32,X64)	12m 56s
Analyze (ShellPkg, IA32,X64)	13m 16s
Analyze (SourceLevelDebugPkg, IA32,X64)	9m 23s
Analyze (StandaloneMmPkg, IA32,X64)	6m 42s
Analyze (UefiCpuPkg, IA32,X64)	14m 30s
Analyze (UnitTestFrameworkPkg, IA32,X64)	9m 50s
	3h 35m 13s

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