chore: fix staticcheck issues

Signed-off-by: Yves Brissaud <[email protected]>

Author: eunomie

sbom/monitor.go

@@ -24,7 +24,7 @@ func WatchImages(cli command.Cli) error {
 		go indexImageWorker(cli, indexJobs)
 	}
 
-	for range time.Tick(time.Second * 5) {
+	for range time.Tick(time.Second * 5) { //nolint:staticcheck
 		images, err := cli.Client().ImageList(context.Background(), types.ImageListOptions{
 			All: false,
 		})

sbom/util/single_layer_resolver.go

@@ -17,6 +17,7 @@
 package util
 
 import (
+	"fmt"
 	"io"
 
 	"github.com/anchore/stereoscope/pkg/file"
@@ -50,6 +51,7 @@ func (r *singleLayerResolver) FilesByPath(paths ...string) ([]source.Location, e
 		tree := r.layer.Tree
 		_, ref, err := tree.File(file.Path(path), filetree.FollowBasenameLinks, filetree.DoNotFollowDeadBasenameLinks)
 		if err != nil {
+			return nil, fmt.Errorf("could not get files for path %q: %w", path, err)
 		}
 		locations = append(locations, source.NewLocation(ref.String()))
 	}
@@ -62,6 +64,7 @@ func (r *singleLayerResolver) FilesByGlob(patterns ...string) ([]source.Location
 		tree := r.layer.Tree
 		refs, err := tree.FilesByGlob(pattern, filetree.FollowBasenameLinks, filetree.DoNotFollowDeadBasenameLinks)
 		if err != nil {
+			return nil, fmt.Errorf("could not get files for pattern %q: %w", pattern, err)
 		}
 		for _, r := range refs {
 			locations = append(locations, source.NewLocation(string(r.RealPath)))