refactor

pkg/sbom/io/encode.go

@@ -85,11 +85,9 @@ func (e *Encoder) rootComponent(r types.Report) (*core.Component, error) {
 		root.Type = core.TypeRepository
 	case artifact.TypeCycloneDX, artifact.TypeSPDX:
 		// When we scan SBOM file
-		if r.BOM != nil {
-			// If SBOM file doesn't contain root component - use filesystem
-			if bomRoot := r.BOM.Root(); bomRoot != nil {
-				return bomRoot, nil
-			}
+		// If SBOM file doesn't contain root component - use filesystem
+		if r.BOM != nil && r.BOM.Root() != nil {
+			return r.BOM.Root(), nil
 		}
 		// When we scan a `json` file (meaning a file in `json` format) which was created from the SBOM file.
 		// e.g. for use in `convert` mode.