diff --git a/spring-aop/src/main/java/org/springframework/aop/framework/autoproxy/AbstractBeanFactoryAwareAdvisingPostProcessor.java b/spring-aop/src/main/java/org/springframework/aop/framework/autoproxy/AbstractBeanFactoryAwareAdvisingPostProcessor.java
index aff5744be2a..eaae6c5f3d2 100644
--- a/spring-aop/src/main/java/org/springframework/aop/framework/autoproxy/AbstractBeanFactoryAwareAdvisingPostProcessor.java
+++ b/spring-aop/src/main/java/org/springframework/aop/framework/autoproxy/AbstractBeanFactoryAwareAdvisingPostProcessor.java
@@ -28,6 +28,7 @@ import org.springframework.beans.factory.config.ConfigurableListableBeanFactory;
  * ({@link AutoProxyUtils#ORIGINAL_TARGET_CLASS_ATTRIBUTE}),
  * and participates in an externally enforced target-class mode for any given bean
  * ({@link AutoProxyUtils#PRESERVE_TARGET_CLASS_ATTRIBUTE}).
+ * This post-processor is therefore aligned with {@link AbstractAutoProxyCreator}.
  *
  * @author Juergen Hoeller
  * @since 4.2.3
diff --git a/spring-core/src/main/java/org/springframework/util/FastByteArrayOutputStream.java b/spring-core/src/main/java/org/springframework/util/FastByteArrayOutputStream.java
index 3229175ea49..6c2b381dfd2 100644
--- a/spring-core/src/main/java/org/springframework/util/FastByteArrayOutputStream.java
+++ b/spring-core/src/main/java/org/springframework/util/FastByteArrayOutputStream.java
@@ -263,7 +263,7 @@ public class FastByteArrayOutputStream extends OutputStream {
 	 */
 	public void resize(int targetCapacity) {
 		Assert.isTrue(targetCapacity >= size(), "New capacity must not be smaller than current size");
-		if (buffers.peekFirst() == null) {
+		if (this.buffers.peekFirst() == null) {
 			this.nextBlockSize = targetCapacity - size();
 		}
 		else if (size() == targetCapacity && this.buffers.getFirst().length == targetCapacity) {