Re: [PATCH] Bluetooth: hci_conn_failed: Fixes memory leak

From: Greg KH
Date: Sat Oct 07 2023 - 07:41:45 EST


On Sat, Oct 07, 2023 at 05:09:01PM +0530, Yuran Pereira wrote:
> The hci_conn_failed() function currently calls hci_connect_cfm(), which
> indirectly leads to the allocation of an l2cap_conn struct in l2cap_conn_add().
> This operation results in a memory leak, as the l2cap_conn structure
> becomes unreferenced.
>
> To address this issue and prevent the memory leak, this patch modifies
> hci_conn_failed() to replace the call to hci_connect_cfm() with a
> call to hci_disconn_cfm().
>
> Reported-by: syzbot+39ec16ff6cc18b1d066d@xxxxxxxxxxxxxxxxxxxxxxxxx
> Signed-off-by: Yuran Pereira <yuran.pereira@xxxxxxxxxxx>
> ---
> net/bluetooth/hci_conn.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)

What commit id does this fix?

thanks,

greg k-h