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markt pushed a commit to branch 9.0.x
in repository https://gitbox.apache.org/repos/asf/tomcat.git

commit 024fc5a88c9d5518d9ac6a8fb1c5667c2d2c0252
Author: Mark Thomas <ma...@apache.org>
AuthorDate: Fri May 7 18:07:14 2021 +0100

    Remove unnecessary code
    
    Validator ensures alias is present if name-from-attribute is present
---
 java/org/apache/jasper/compiler/Generator.java | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/java/org/apache/jasper/compiler/Generator.java 
b/java/org/apache/jasper/compiler/Generator.java
index 8aa5182..b6e0cd5 100644
--- a/java/org/apache/jasper/compiler/Generator.java
+++ b/java/org/apache/jasper/compiler/Generator.java
@@ -3152,9 +3152,6 @@ class Generator {
                 String nameFrom = tagVar.getNameFromAttribute();
                 if (nameFrom != null) {
                     String aliasedName = n.getAttributeValue(nameFrom);
-                    if (aliasedName == null)
-                        continue;
-
                     if (!aliasSeen) {
                         out.printin("java.util.HashMap ");
                         aliasMapVar = tagHandlerVar + "_aliasMap";

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