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由 Roland Stoll 提交于
It currently isn't possible to open the frontend device of cx88-mpeg devices (DVB or Blackbird) multiple times concurrently. (for instance, to attach a signal monitoring tool while reading a stream, or to send a frequency change ioctl) This patch fixes that condition. Signed-off-by: NRoland Stoll <roland@xindex.de> Signed-off-by: NRicardo Cerqueira <v4l@cerqueira.org> Reviewed-by: NMichael Krufky <mkrufky@linuxtv.org> Signed-off-by: NMauro Carvalho Chehab <mchehab@infradead.org>
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