From df1b9b06ed073d420fffffa66f09b3c370f839d7 Mon Sep 17 00:00:00 2001
From: Chris Sosnin <chris125_@live.com>
Date: Sat, 12 Dec 2020 01:45:21 +0300
Subject: [PATCH] sqlite: fix memory leak

---
 sqlx-core/src/sqlite/connection/collation.rs | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/sqlx-core/src/sqlite/connection/collation.rs b/sqlx-core/src/sqlite/connection/collation.rs
index 8bbf6f5d..8c583525 100644
--- a/sqlx-core/src/sqlite/connection/collation.rs
+++ b/sqlx-core/src/sqlite/connection/collation.rs
@@ -69,6 +69,8 @@ where
     if r == SQLITE_OK {
         Ok(())
     } else {
+        // The xDestroy callback is not called if the sqlite3_create_collation_v2() function fails.
+        drop(unsafe { Box::from_raw(boxed_f) });
         Err(Error::Database(Box::new(SqliteError::new(handle.as_ptr()))))
     }
 }