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commit    58006f8041fffc9260b92fc2cb3a571aaa6c6d22
Author:   Michael Meskes <meskes@postgresql.org>
Date:     Tue Jul 02 01:51:13 2019 +0000
First released in: 13.0, 12.0

    Fix small memory leak in ecpglib ecpg_update_declare_statement() is called the
    second time.
    
    Author: "Zhang, Jie" <zhangjie2@cn.fujitsu.com>


 src/interfaces/ecpg/ecpglib/prepare.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/interfaces/ecpg/ecpglib/prepare.c b/src/interfaces/ecpg/ecpglib/prepare.c
index 0dcf736390b..6edff5c0c0d 100644
--- a/src/interfaces/ecpg/ecpglib/prepare.c
+++ b/src/interfaces/ecpg/ecpglib/prepare.c
@@ -754,7 +754,11 @@ ecpg_update_declare_statement(const char *declared_name, const char *cursor_name
 	/* Find the declared node by declared name */
 	p = ecpg_find_declared_statement(declared_name);
 	if (p)
+	{
+		if (p->cursor_name)
+			ecpg_free(p->cursor_name);
 		p->cursor_name = ecpg_strdup(cursor_name, lineno);
+	}
 }
 
 /*


[parent: cf665ad4c89e]