From 8be6ded9a9eca1728274b8b2fed7cc48016c1120 Mon Sep 17 00:00:00 2001
From: Andezion <245122@edu.p.lodz.pl>
Date: Thu, 8 Jan 2026 00:18:19 +0100
Subject: [PATCH 1/2] fix: add destructor to free strmap memory in sql plugin

---
 plugins/sql.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/plugins/sql.c b/plugins/sql.c
index f065fc588e45..03c4bfea3a0a 100644
--- a/plugins/sql.c
+++ b/plugins/sql.c
@@ -168,6 +168,11 @@ struct sql {
 	struct command *waitcmd;
 };
 
+static void destroy_sql(struct sql *sql)
+{
+	strmap_clear(&sql->tablemap);
+}
+
 static struct sql *sql_of(struct plugin *plugin)
 {
 	return plugin_get_data(plugin, struct sql);
@@ -2213,6 +2218,7 @@ int main(int argc, char *argv[])
 	}
 
 	sql = tal(NULL, struct sql);
+	tal_add_destructor(sql, destroy_sql);
 	sql->dbfilename = NULL;
 	sql->gosstore_fd = -1;
 	sql->gosstore_nodes_off = sql->gosstore_channels_off = 0;

From f4b26946b783c330b590e2e2aafabee8cdf7ec35 Mon Sep 17 00:00:00 2001
From: Andezion <245122@edu.p.lodz.pl>
Date: Wed, 19 Aug 2026 14:20:56 +0200
Subject: [PATCH 2/2] sql: free strmap internal nodes on plugin shutdown

Changelog-None
---
 plugins/sql.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/plugins/sql.c b/plugins/sql.c
index 03c4bfea3a0a..9c3cbadcc92b 100644
--- a/plugins/sql.c
+++ b/plugins/sql.c
@@ -2213,6 +2213,7 @@ int main(int argc, char *argv[])
 
 		printf("The following tables are currently supported:\n");
 		strmap_iterate(&tablemap, print_one_table, NULL);
+		strmap_clear(&tablemap);
 		common_shutdown();
 		return 0;
 	}