Am 29.11.2015 um 19:22 schrieb Peter Hurley: > On 11/29/2015 10:30 AM, Tilman Schmidt wrote: >> >> Judging from the backtrace below this must be the call >> >> kfree(cs->hw.ser); >> >> in drivers/isdn/gigaset/ser-gigaset.c line 375. >> cs->hw.ser is of type struct ser_cardstate *. >> struct ser_cardstate consists of a struct platform_device, a struct >> completion, an atomic_t and a pointer. No timer_list. [...] > > The platform_device embedded in struct ser_cardstate hasn't been released when > you kfree() the memory it's in.
How so? The kfree() call quoted above is immediately preceded by:
platform_device_unregister(&cs->hw.ser->dev);
Thanks,
Tilman
--
Tilman Schmidt E-Mail: til...@imap.cc
Bonn, Germany
Nous, on a des fleurs et des bougies pour nous protéger.
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