From 8074f12bebbaafd2c498183a914f021d32d34578 Mon Sep 17 00:00:00 2001
From: Jakob Unterwurzacher
Date: Fri, 4 Jan 2019 23:21:27 +0100
Subject: nametransform: ReadDirIVAt: return raw syscall error

Otherwise this can happen, as triggered by xfstests generic/011:

  go-fuse: can't convert error type: openat failed: too many open files

The app then gets a misleading "Function not implemented" error.
---
 internal/nametransform/diriv.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'internal/nametransform/diriv.go')

diff --git a/internal/nametransform/diriv.go b/internal/nametransform/diriv.go
index 1e49ba1..09e9dd5 100644
--- a/internal/nametransform/diriv.go
+++ b/internal/nametransform/diriv.go
@@ -29,7 +29,7 @@ func ReadDirIVAt(dirfd int) (iv []byte, err error) {
 	fdRaw, err := syscallcompat.Openat(dirfd, DirIVFilename,
 		syscall.O_RDONLY|syscall.O_NOFOLLOW, 0)
 	if err != nil {
-		return nil, fmt.Errorf("openat failed: %v", err)
+		return nil, err
 	}
 	fd := os.NewFile(uintptr(fdRaw), DirIVFilename)
 	defer fd.Close()
-- 
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