From 35a6cf2313357f9b58e60a000ea3f1d22e21dd65 Mon Sep 17 00:00:00 2001
From: songnannan2 <songnannan2@huawei.com>
Date: Tue, 18 Feb 2020 23:42:45 +0800
Subject: [PATCH] b

---
 icu/source/common/uloc_tag.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/icu/source/common/uloc_tag.cpp b/icu/source/common/uloc_tag.cpp
index 87b9f63..6948e14 100644
--- a/source/common/uloc_tag.cpp
+++ b/source/common/uloc_tag.cpp
@@ -1242,7 +1242,8 @@ _appendLDMLExtensionAsKeywords(const char* ldmlext, ExtensionListEntry** appendT
             attrBufIdx += (len + 1);
         } else {
             *status = U_ILLEGAL_ARGUMENT_ERROR;
-            goto cleanup;
+            uprv_free(attr);
+	    goto cleanup;
         }
 
         if (!_addAttributeToList(&attrFirst, attr)) {
-- 
2.19.1