The comedi core expects the (*insn_read) operations to read insn->n values and return the number of values actually read.
Make this function work like the core expects. Signed-off-by: H Hartley Sweeten <[email protected]> Cc: Ian Abbott <[email protected]> Cc: Greg Kroah-Hartman <[email protected]> --- drivers/staging/comedi/drivers/ni_labpc.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/drivers/staging/comedi/drivers/ni_labpc.c b/drivers/staging/comedi/drivers/ni_labpc.c index 234f85e..0afcede 100644 --- a/drivers/staging/comedi/drivers/ni_labpc.c +++ b/drivers/staging/comedi/drivers/ni_labpc.c @@ -1591,10 +1591,13 @@ static int labpc_eeprom_insn_read(struct comedi_device *dev, unsigned int *data) { struct labpc_private *devpriv = dev->private; + unsigned int chan = CR_CHAN(insn->chanspec); + int i; - data[0] = devpriv->eeprom_data[CR_CHAN(insn->chanspec)]; + for (i = 0; i < insn->n; i++) + data[i] = devpriv->eeprom_data[chan]; - return 1; + return insn->n; } int labpc_common_attach(struct comedi_device *dev, unsigned long iobase, -- 1.8.1.4 _______________________________________________ devel mailing list [email protected] http://driverdev.linuxdriverproject.org/mailman/listinfo/devel
