Messages in this thread | | | Subject | Re: [PATCH] Bluetooth: btusb: fix memory leak in btusb_mtk_submit_wmt_recv_urb() | From | Marcel Holtmann <> | Date | Wed, 13 Oct 2021 18:32:30 +0200 |
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Hi Mark,
> Driver should free `usb->setup_packet` to avoid the leak. > > $ cat /sys/kernel/debug/kmemleak > unreferenced object 0xffffffa564a58080 (size 128): > backtrace: > [<000000007eb8dd70>] kmem_cache_alloc_trace+0x22c/0x384 > [<000000008a44191d>] btusb_mtk_hci_wmt_sync+0x1ec/0x994 > [btusb] > [<00000000ca7189a3>] btusb_mtk_setup+0x6b8/0x13cc > [btusb] > [<00000000c6105069>] hci_dev_do_open+0x290/0x974 > [bluetooth] > [<00000000a583f8b8>] hci_power_on+0xdc/0x3cc [bluetooth] > [<000000005d80e687>] process_one_work+0x514/0xc80 > [<00000000f4d57637>] worker_thread+0x818/0xd0c > [<00000000dc7bdb55>] kthread+0x2f8/0x3b8 > [<00000000f9999513>] ret_from_fork+0x10/0x30 > > Signed-off-by: Mark-YW.Chen <mark-yw.chen@mediatek.com> > --- > drivers/bluetooth/btusb.c | 5 +++++ > 1 file changed, 5 insertions(+)
patch has been applied to bluetooth-next tree.
Regards
Marcel
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