SAST: coverity scan : Operands don't affect result

[raghvendra-dixit]

As part of coverity scan in file msgpack.go: Details:

1. The expression's value does not depend on the operands; often, this represents an inadvertent logic error. In github.​com/ugorji/go/codec.​msgpackDecDriver.​DecodeInt64(int64): An operation with non-constant operands that computes a result with constant value
2. The expression's value does not depend on the operands; often, this represents an inadvertent logic error. In github.​com/ugorji/go/codec.​msgpackDecDriver.​DecodeNaked(): An operation with non-constant operands that computes a result with constant value.
3. The expression's value does not depend on the operands; often, this represents an inadvertent logic error. In github.​com/ugorji/go/codec.​msgpackDecDriver.​DecodeUint64(uint64): An operation with non-constant operands that computes a result with constant value.
4. The expression's value does not depend on the operands; often, this represents an inadvertent logic error. In github.​com/ugorji/go/codec.​mpdesc(byte, string): An operation with non-constant operands that computes a result with constant value

Screenshots: 1. 2. 3. 4.