[tarantool-patches] [PATCH v1 2/3] sql: fixed possible leak in sqlite3EndTable

[Kirill Shcherbatov <kshcherbatov@tarantool.org>]

---
 src/box/sql/build.c | 13 +++++++------
 1 file changed, 7 insertions(+), 6 deletions(-)

diff --git a/src/box/sql/build.c b/src/box/sql/build.c
index a023b1e..ee97ef9 100644
--- a/src/box/sql/build.c
+++ b/src/box/sql/build.c
@@ -1684,11 +1684,11 @@ sqlite3EndTable(Parse * pParse,	/* Parse context */
 			sqlite3ErrorMsg(pParse,
 					"PRIMARY KEY missing on table %s",
 					p->def->name);
-			return;
+			goto cleanup;
 		} else {
 			convertToWithoutRowidTable(pParse, p);
 			if (pParse->nErr > 0)
-				return;
+				goto cleanup;
 		}
 	}
 
@@ -1706,7 +1706,7 @@ sqlite3EndTable(Parse * pParse,	/* Parse context */
 				"only PRIMARY KEY constraint can "
 				"have ON CONFLICT REPLACE clause "
 				"- %s", p->def->name);
-		return;
+		goto cleanup;
 	}
 	if (db->init.busy) {
 		/*
@@ -1718,7 +1718,7 @@ sqlite3EndTable(Parse * pParse,	/* Parse context */
 		 */
 		struct ExprList *old_checks = p->def->opts.checks;
 		if (sql_table_def_rebuild(db, p) != 0)
-			return;
+			goto cleanup;
 		sql_expr_list_delete(db, old_checks);
 	}
 
@@ -1736,7 +1736,7 @@ sqlite3EndTable(Parse * pParse,	/* Parse context */
 
 		v = sqlite3GetVdbe(pParse);
 		if (NEVER(v == 0))
-			return;
+			goto cleanup;
 
 		/*
 		 * Initialize zType for the new view or table.
@@ -1821,7 +1821,7 @@ sqlite3EndTable(Parse * pParse,	/* Parse context */
 		if (pOld) {
 			assert(p == pOld);	/* Malloc must have failed inside HashInsert() */
 			sqlite3OomFault(db);
-			return;
+			goto cleanup;
 		}
 		pParse->pNewTable = 0;
 		current_session()->sql_flags |= SQLITE_InternChanges;
@@ -1846,6 +1846,7 @@ sqlite3EndTable(Parse * pParse,	/* Parse context */
 	 * don't require make a copy on space_def_dup and to improve
 	 * debuggability.
 	 */
+cleanup:
 	sql_expr_list_delete(db, p->def->opts.checks);
 	p->def->opts.checks = NULL;
 }
-- 
2.7.4