From 51bd4fe8fec4d2b026148ba46d879eb9b9ff7fea Mon Sep 17 00:00:00 2001
From: Richard Mudgett <rmudgett@digium.com>
Date: Fri, 6 Sep 2013 20:03:01 +0000
Subject: [PATCH] cdr: Fix some ref leaks.

* Added missing unregister of the cdr container in cdr_engine_shutdown().

* Fixed ref leak in off nominal path of cdr_object_alloc().

* Removed some unnecessary NULL checks in cdr_object_dtor().
........

Merged revisions 398562 from http://svn.asterisk.org/svn/asterisk/branches/12


git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@398564 65c4cc65-6c06-0410-ace0-fbb531ad65f3
---
 main/cdr.c | 11 ++++-------
 1 file changed, 4 insertions(+), 7 deletions(-)

diff --git a/main/cdr.c b/main/cdr.c
index 9668999696..3da5952986 100644
--- a/main/cdr.c
+++ b/main/cdr.c
@@ -811,10 +811,6 @@ static void cdr_object_dtor(void *obj)
 	struct cdr_object *cdr = obj;
 	struct ast_var_t *it_var;
 
-	if (!cdr) {
-		return;
-	}
-
 	ao2_cleanup(cdr->party_a.snapshot);
 	ao2_cleanup(cdr->party_b.snapshot);
 	while ((it_var = AST_LIST_REMOVE_HEAD(&cdr->party_a.variables, entries))) {
@@ -825,9 +821,7 @@ static void cdr_object_dtor(void *obj)
 	}
 	ast_string_field_free_memory(cdr);
 
-	if (cdr->next) {
-		ao2_cleanup(cdr->next);
-	}
+	ao2_cleanup(cdr->next);
 }
 
 /*!
@@ -850,6 +844,7 @@ static struct cdr_object *cdr_object_alloc(struct ast_channel_snapshot *chan)
 	}
 	cdr->last = cdr;
 	if (ast_string_field_init(cdr, 64)) {
+		ao2_cleanup(cdr);
 		return NULL;
 	}
 	ast_string_field_set(cdr, name, chan->name);
@@ -3985,7 +3980,9 @@ static void cdr_engine_shutdown(void)
 	aco_info_destroy(&cfg_info);
 	ao2_global_obj_release(module_configs);
 
+	ao2_container_unregister("cdrs_by_channel");
 	ao2_ref(active_cdrs_by_channel, -1);
+	active_cdrs_by_channel = NULL;
 }
 
 static void cdr_enable_batch_mode(struct ast_cdr_config *config)
-- 
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