Commit 6bf9a3ba authored by Ian Abbott's avatar Ian Abbott Committed by Greg Kroah-Hartman

staging: comedi: addi_apci_2032: set COMEDI_CB_OVERFLOW

If the call to `comedi_buf_put()` fails in the interrupt routine, set
the `COMEDI_CB_OVERFLOW` event flag.  Note that the `COMEDI_CB_ERROR`
flag will have also been set by `comedi_buf_put()` in this case.
Signed-off-by: default avatarIan Abbott <abbotti@mev.co.uk>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent b82fe57c
...@@ -248,8 +248,10 @@ static irqreturn_t apci2032_interrupt(int irq, void *d) ...@@ -248,8 +248,10 @@ static irqreturn_t apci2032_interrupt(int irq, void *d)
s->state = inl(dev->iobase + APCI2032_INT_STATUS_REG); s->state = inl(dev->iobase + APCI2032_INT_STATUS_REG);
outl(0x0, dev->iobase + APCI2032_INT_CTRL_REG); outl(0x0, dev->iobase + APCI2032_INT_CTRL_REG);
comedi_buf_put(s->async, s->state); if (comedi_buf_put(s->async, s->state))
s->async->events |= COMEDI_CB_BLOCK | COMEDI_CB_EOS; s->async->events |= COMEDI_CB_BLOCK | COMEDI_CB_EOS;
else
s->async->events |= COMEDI_CB_OVERFLOW;
comedi_event(dev, s); comedi_event(dev, s);
return IRQ_HANDLED; return IRQ_HANDLED;
......
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