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From:   Ildar Kamaletdinov <i.kamaletdinov@omp.ru>
To:     <linux-bluetooth@vger.kernel.org>
CC:     Ildar Kamaletdinov <i.kamaletdinov@omp.ru>
Subject: [PATCH BlueZ 1/4] tools: Fix memory leak in hciconfig
Date:   Sat, 7 May 2022 18:06:54 +0300
Message-ID: <20220507150657.28240-2-i.kamaletdinov@omp.ru>
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References: <20220507150657.28240-1-i.kamaletdinov@omp.ru>
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printf() was using function that return dynamic allocated memory as
a parameter.

Found by Linux Verification Center (linuxtesting.org) with the SVACE
static analysis tool.
---
 tools/hciconfig.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/tools/hciconfig.c b/tools/hciconfig.c
index e4d521583..2619285d5 100644
--- a/tools/hciconfig.c
+++ b/tools/hciconfig.c
@@ -80,7 +80,10 @@ static void print_pkt_type(struct hci_dev_info *di)
 
 static void print_link_policy(struct hci_dev_info *di)
 {
-	printf("\tLink policy: %s\n", hci_lptostr(di->link_policy));
+	char *str;
+	str = hci_lptostr(di->link_policy);
+	printf("\tLink policy: %s\n", str);
+	bt_free(str);
 }
 
 static void print_link_mode(struct hci_dev_info *di)
-- 
2.35.3