fusefrontend: openBackingDir: fix fd leak in error path

Reported by @slackner at 932efbd459 (r31813373) thanks!
2019-01-02 00:14:12 +01:00 · 2019-01-02 00:14:12 +01:00 · 5aa1755cbc
parent d99a0480f7
commit 5aa1755cbc
1 changed files with 1 additions and 0 deletions
--- a/internal/fusefrontend/names.go
+++ b/internal/fusefrontend/names.go
@ -65,6 +65,7 @@ func (fs *FS) openBackingDir(relPath string) (dirfd int, cName string, err error
 	for i, name := range parts {
 		iv, err := nametransform.ReadDirIVAt(dirfd)
 		if err != nil {
+			syscall.Close(dirfd)
 			return -1, "", err
 		}
 		cName = fs.nameTransform.EncryptAndHashName(name, iv)