Merge branch '5.1.x'

spring-beans/src/main/java/org/springframework/beans/factory/support/AbstractAutowireCapableBeanFactory.java

@@ -1895,9 +1895,10 @@ public abstract class AbstractAutowireCapableBeanFactory extends AbstractBeanFac
 		if (logger.isTraceEnabled()) {
 			logger.trace("Invoking init method  '" + initMethodName + "' on bean with name '" + beanName + "'");
 		}
-		Method methodToInvoke = ClassUtils.getInterfaceMethodIfPossible(initMethod);
 
 		if (System.getSecurityManager() != null) {
+			Method methodToInvoke = ClassUtils.getInterfaceMethodIfPossible(initMethod);
+
 			AccessController.doPrivileged((PrivilegedAction<Object>) () -> {
 				ReflectionUtils.makeAccessible(methodToInvoke);
 				return null;