storage: filesystem, close shallow file when read

mcuadros · mcuadros · commit 46a247f8c11e · 2018-04-17T14:28:18.000+02:00
Signed-off-by: Máximo Cuadros &lt;mcuadros@gmail.com&gt;
diff --git a/storage/filesystem/shallow.go b/storage/filesystem/shallow.go
@@ -41,6 +41,8 @@ func (s *ShallowStorage) Shallow() ([]plumbing.Hash, error) {
 		return nil, err
 	}
 
+	defer ioutil.CheckClose(f, &err)
+
 	var hash []plumbing.Hash
 
 	scn := bufio.NewScanner(f)

Original file line number	Diff line number	Diff line change
`@@ -41,6 +41,8 @@ func (s *ShallowStorage) Shallow() ([]plumbing.Hash, error) {`
`41`	`41`	`return nil, err`
`42`	`42`	`}`
`43`	`43`
	`44`	`+ defer ioutil.CheckClose(f, &err)`
	`45`	`+`
`44`	`46`	`var hash []plumbing.Hash`
`45`	`47`
`46`	`48`	`scn := bufio.NewScanner(f)`