Merge pull request #847 from giuseppe/allow-reset-mount-program

overlay: allow to reset mount_program
containers · Mar 8, 2021 · 5be7b92 · 5be7b92
2 parents b3de91e + dde567a
commit 5be7b92
Showing 1 changed file with 5 additions and 3 deletions.
diff --git a/drivers/overlay/overlay.go b/drivers/overlay/overlay.go
@@ -394,9 +394,11 @@ func parseOptions(options []string) (*overlayOptions, error) {
 			}
 		case "mount_program":
 			logrus.Debugf("overlay: mount_program=%s", val)
-			_, err := os.Stat(val)
-			if err != nil {
-				return nil, fmt.Errorf("overlay: can't stat program %s: %v", val, err)
+			if val != "" {
+				_, err := os.Stat(val)
+				if err != nil {
+					return nil, errors.Wrapf(err, "overlay: can't stat program %q", val)
+				}
 			}
 			o.mountProgram = val
 		case "skip_mount_home":