Merge remote-tracking branch 'regulator/fix/core' into regulator-linus

drivers/regulator/core.c

@@ -1381,10 +1381,14 @@ static int regulator_resolve_supply(struct regulator_dev *rdev)
 	}
 
 	if (!r) {
+		if (have_full_constraints()) {
+			r = dummy_regulator_rdev;
+		} else {
 			dev_err(dev, "Failed to resolve %s-supply for %s\n",
 				rdev->supply_name, rdev->desc->name);
 			return -EPROBE_DEFER;
 		}
+	}
 
 	/* Recursively resolve the supply of the supply */
 	ret = regulator_resolve_supply(r);