From dcad01ccc3e060d9a68861ccfb4f73f9d7851abe Mon Sep 17 00:00:00 2001
From: Georgia Garcia <georgia.garcia@canonical.com>
Date: Thu, 23 Nov 2023 17:37:46 -0300
Subject: [PATCH] parser: fix regex parser leak on parsing failure

When the regex parser failed, the Chars objects created/used in rules
charset and cset_chars would not be cleaned up properly and would
leak.

Closes #361

Signed-off-by: Georgia Garcia <georgia.garcia@canonical.com>
---
 parser/libapparmor_re/parse.y | 1 +
 1 file changed, 1 insertion(+)

diff --git a/parser/libapparmor_re/parse.y b/parser/libapparmor_re/parse.y
index 3006880b6..4a89b81e0 100644
--- a/parser/libapparmor_re/parse.y
+++ b/parser/libapparmor_re/parse.y
@@ -72,6 +72,7 @@ static inline Chars* insert_char_range(Chars* cset, transchar a, transchar b)
  * parsing succeeds!
  */
 %destructor { $$->release(); } expr terms0 terms qterm term
+%destructor { delete $$; } charset cset_chars
 
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