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| author | Shu Wang <shuwang@redhat.com> | 2017-07-20 14:48:31 +0300 | 
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2017-07-20 15:40:36 +0300 | 
| commit | d6f5f071f1e13cadecf8aef1faa7e5d6fbc9f33b (patch) | |
| tree | 0a24421d08910cc928e10ee615f2a5cbfffcb9e7 /scripts/gdb/linux/utils.py | |
| parent | 576d55460e7f209139545a348746c2fcadf61bc3 (diff) | |
| download | linux-d6f5f071f1e13cadecf8aef1faa7e5d6fbc9f33b.tar.xz | |
xhci: fix memleak in xhci_run()
Found this issue by kmemleak.
xhci_run() did not check return val and free command for
xhci_queue_vendor_command()
unreferenced object 0xffff88011c0be500 (size 64):
  comm "kworker/0:1", pid 58, jiffies 4294670908 (age 50.420s)
  hex dump (first 32 bytes):
  backtrace:
    [<ffffffff8176166a>] kmemleak_alloc+0x4a/0xa0
    [<ffffffff8121801a>] kmem_cache_alloc_trace+0xca/0x1d0
    [<ffffffff81576bf4>] xhci_alloc_command+0x44/0x130
    [<ffffffff8156f1cc>] xhci_run+0x4cc/0x630
    [<ffffffff8153b84b>] usb_add_hcd+0x3bb/0x950
    [<ffffffff8154eac8>] usb_hcd_pci_probe+0x188/0x500
    [<ffffffff815851ac>] xhci_pci_probe+0x2c/0x220
    [<ffffffff813d2ca5>] local_pci_probe+0x45/0xa0
    [<ffffffff810a54e4>] work_for_cpu_fn+0x14/0x20
    [<ffffffff810a8409>] process_one_work+0x149/0x360
    [<ffffffff810a8d08>] worker_thread+0x1d8/0x3c0
    [<ffffffff810ae7d9>] kthread+0x109/0x140
    [<ffffffff8176d585>] ret_from_fork+0x25/0x30
    [<ffffffffffffffff>] 0xffffffffffffffff
Cc: <stable@vger.kernel.org>
Signed-off-by: Shu Wang <shuwang@redhat.com>
Signed-off-by: Mathias Nyman <mathias.nyman@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'scripts/gdb/linux/utils.py')
0 files changed, 0 insertions, 0 deletions
