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Johan Hovold authored
commit 20777bc5 upstream. Commit 7eda8b8e ("NFC: Use IDR library to assing NFC devices IDs") moved device-id allocation and struct-device initialisation from nfc_allocate_device() to nfc_register_device(). This broke just about every nfc-device-registration error path, which continue to call nfc_free_device() that tries to put the device reference of the now uninitialised (but zeroed) struct device: kobject: '(null)' (ce316420): is not initialized, yet kobject_put() is being called. The late struct-device initialisation also meant that various work queues whose names are derived from the nfc device name were also misnamed: 421 root 0 SW< [(null)_nci_cmd_] 422 root 0 SW< [(null)_nci_rx_w] 423 root 0 SW< [(null)_nci_tx_w] Move the id-allocation and struct-device initialisation back to nfc_allocate_device() and fix up the single call site which did not use nfc_free_device() in its error path. Fixes: 7eda8b8e ("NFC: Use IDR library to assing NFC devices IDs") Cc: Samuel Ortiz <sameo@linux.intel.com> Signed-off-by: Johan Hovold <johan@kernel.org> Signed-off-by: Samuel Ortiz <sameo@linux.intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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