Don't double-process tmpfs options

We already process the options on all tmpfs filesystems during
final addition of mounts to the spec. We don't need to do it
before that in parseVolumes.

Signed-off-by: Matthew Heon <matthew.heon@pm.me>

pkg/spec/storage.go

@@ -195,16 +195,6 @@ func (config *CreateConfig) parseVolumes(runtime *libpod.Runtime) ([]spec.Mount,
 	// Final step: maps to arrays
 	finalMounts := make([]spec.Mount, 0, len(baseMounts))
 	for _, mount := range baseMounts {
-		// All user-added tmpfs mounts need their options processed.
-		// Exception: mounts added by the ReadOnlyTmpfs option, which
-		// contain several exceptions to normal options rules.
-		if mount.Type == TypeTmpfs {
-			opts, err := util.ProcessOptions(mount.Options, true)
-			if err != nil {
-				return nil, nil, err
-			}
-			mount.Options = opts
-		}
 		if mount.Type == TypeBind {
 			absSrc, err := filepath.Abs(mount.Source)
 			if err != nil {