diff mbox series

[Bluez,v3,4/4] shared/mgmt: Fix memory leak in mgmt_tlv_list

Message ID 20201228193351.Bluez.v3.4.I43884adadc00a5095dd03d2261a71dc2ba80d986@changeid (mailing list archive)
State New, archived
Headers show
Series [Bluez,v3,1/4] shared/mgmt: Add supports of parsing mgmt tlv list | expand

Commit Message

Howard Chung Dec. 28, 2020, 11:34 a.m. UTC
This patch freed the mgmt_tlv properly in mgmt_tlv_list_free.

Reviewed-by: apusaka@chromium.org
Reviewed-by: mcchou@chromium.org
---

(no changes since v2)

Changes in v2:
- Fix incompatible pointer type error of mgmt_tlv_free

 src/shared/mgmt.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

Comments

Luiz Augusto von Dentz Jan. 4, 2021, 7 a.m. UTC | #1
Hi Howard,

On Mon, Dec 28, 2020 at 3:34 AM Howard Chung <howardchung@google.com> wrote:
>
> This patch freed the mgmt_tlv properly in mgmt_tlv_list_free.
>
> Reviewed-by: apusaka@chromium.org
> Reviewed-by: mcchou@chromium.org
> ---
>
> (no changes since v2)
>
> Changes in v2:
> - Fix incompatible pointer type error of mgmt_tlv_free
>
>  src/shared/mgmt.c | 5 +++--
>  1 file changed, 3 insertions(+), 2 deletions(-)
>
> diff --git a/src/shared/mgmt.c b/src/shared/mgmt.c
> index dc8107846668..0d0c957709d7 100644
> --- a/src/shared/mgmt.c
> +++ b/src/shared/mgmt.c
> @@ -588,14 +588,15 @@ static struct mgmt_tlv *mgmt_tlv_new(uint16_t type, uint8_t length,
>         return entry;
>  }
>
> -static void mgmt_tlv_free(struct mgmt_tlv *entry)
> +static void mgmt_tlv_free(void *data)
>  {
> +       struct mgmt_tlv *entry = data;
>         free(entry);
>  }
>
>  void mgmt_tlv_list_free(struct mgmt_tlv_list *tlv_list)
>  {
> -       queue_destroy(tlv_list->tlv_queue, NULL);
> +       queue_destroy(tlv_list->tlv_queue, mgmt_tlv_free);

It might be better to just pass free directly instead of mgmt_tlv_free
since all it does currently is call free anyway.

>         free(tlv_list);
>  }
>
> --
> 2.29.2.729.g45daf8777d-goog
>
diff mbox series

Patch

diff --git a/src/shared/mgmt.c b/src/shared/mgmt.c
index dc8107846668..0d0c957709d7 100644
--- a/src/shared/mgmt.c
+++ b/src/shared/mgmt.c
@@ -588,14 +588,15 @@  static struct mgmt_tlv *mgmt_tlv_new(uint16_t type, uint8_t length,
 	return entry;
 }
 
-static void mgmt_tlv_free(struct mgmt_tlv *entry)
+static void mgmt_tlv_free(void *data)
 {
+	struct mgmt_tlv *entry = data;
 	free(entry);
 }
 
 void mgmt_tlv_list_free(struct mgmt_tlv_list *tlv_list)
 {
-	queue_destroy(tlv_list->tlv_queue, NULL);
+	queue_destroy(tlv_list->tlv_queue, mgmt_tlv_free);
 	free(tlv_list);
 }