Defensive String equals comparison in ClassReader

Issue: SPR-12382
10 years ago · cb095132b1
parent 4945cf1bd1
commit cb095132b1
1 changed files with 2 additions and 1 deletions
--- a/spring-core/src/main/java/org/springframework/asm/ClassReader.java
+++ b/spring-core/src/main/java/org/springframework/asm/ClassReader.java
@ -928,7 +928,8 @@ public class ClassReader {
         */
        if (WRITER && mv instanceof MethodWriter) {
            MethodWriter mw = (MethodWriter) mv;
-            if (mw.cw.cr == this && signature == mw.signature) {
+            if (mw.cw.cr == this &&
+					(signature != null ? signature.equals(mw.signature) : mw.signature == null)) {
                boolean sameExceptions = false;
                if (exceptions == null) {
                    sameExceptions = mw.exceptionCount == 0;