3448: add error checking in volume.Touch()

Add error checking that was erroneously left out of previous commit.

Refs #3448.

diff --git a/services/keepstore/volume_unix.go b/services/keepstore/volume_unix.go
index 0cebe4369524ede3ca6fd785d9cf5b3d849acc6c..f43997860061eb45688dcd9fa28cde40557e2194 100644 (file)
--- a/services/keepstore/volume_unix.go
+++ b/services/keepstore/volume_unix.go
@@ -103,7 +103,9 @@ func (v *UnixVolume) Touch(loc string) error {
        if err != nil {
                return err
        }
-       lockfile(f)
+       if e := lockfile(f); e != nil {
+               return e
+       }
        defer unlockfile(f)
        now := time.Now().Unix()
        utime := syscall.Utimbuf{now, now}