diff --git a/filesystem/fat32/fat32_test.go b/filesystem/fat32/fat32_test.go
index 3f107155..5508cd26 100644
--- a/filesystem/fat32/fat32_test.go
+++ b/filesystem/fat32/fat32_test.go
@@ -1151,8 +1151,8 @@ func mkGigFile(fs filesystem.FileSystem, name string) error {
 func TestCreateFileTree(t *testing.T) {
 	fileName := "file-tree.img"
 	os.Remove(fileName)
-	f, err := mkfs(fileName)
-	err = mkdir(f, "/A")
+	f, _ := mkfs(fileName)
+	err := mkdir(f, "/A")
 	if err != nil {
 		t.Errorf("Error making dir /A in root: %v", err)
 	}
@@ -1178,7 +1178,7 @@ func TestCreateFileTree(t *testing.T) {
 		if err != nil {
 			t.Errorf("Error making directory,"+"/b/sub"+inc+"/blob/microfile: %v", err)
 		}
-		err = mkRandFile(f, "/b/sub"+inc+"/blob/randfile", rand.Int32N(73))
+		err = mkRandFile(f, "/b/sub"+inc+"/blob/randfile", rand.Int32N(73)) // #nosec G404
 		if err != nil {
 			t.Errorf("Error making directory,"+"/b/sub"+inc+"/blob/randfile: %v", err)
 		}
@@ -1186,7 +1186,6 @@ func TestCreateFileTree(t *testing.T) {
 		if err != nil {
 			t.Errorf("Error making directory,"+"/b/sub"+inc+"/blob/smallfile: %v", err)
 		}
-
 	}
 	err = mkGigFile(f, "/b/sub49/blob/gigfile1")
 	if err != nil {