staging: comedi: adv_pci_dio: fix bug in 'detach'

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The 'attach' function can fail between when the devpriv and
the comedi subdevices are allocated. If it does the 'detach'
will try to access unallocated memory when it goes thru the
subdevices.

Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Cc: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

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H Hartley Sweeten 2012-08-17 18:21:12 -07:00 • committed by Greg Kroah-Hartman

parent cb448d6572

commit f853d9ddf4

1 changed files with 2 additions and 0 deletions

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drivers/staging/comedi/drivers/adv_pci_dio.c

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