From 0c912e5c9cbaaaa6e1d5a81f42ea3d2eb6ce7a10 Mon Sep 17 00:00:00 2001 From: H Hartley Sweeten Date: Thu, 21 Apr 2016 12:04:45 -0700 Subject: [PATCH] staging: comedi: mite: return void from mite_ack_linkc() Currently this function returns the value read from the mite channel status register. None of the callers use, or need, the returned value. For aesthetics, change the return to void. Signed-off-by: H Hartley Sweeten Reviewed-by: Ian Abbott Signed-off-by: Greg Kroah-Hartman --- drivers/staging/comedi/drivers/mite.c | 8 +++----- drivers/staging/comedi/drivers/mite.h | 4 ++-- 2 files changed, 5 insertions(+), 7 deletions(-) diff --git a/drivers/staging/comedi/drivers/mite.c b/drivers/staging/comedi/drivers/mite.c index b8cf898..771b51e 100644 --- a/drivers/staging/comedi/drivers/mite.c +++ b/drivers/staging/comedi/drivers/mite.c @@ -778,9 +778,9 @@ static unsigned int mite_get_status(struct mite_channel *mite_chan) return status; } -unsigned int mite_ack_linkc(struct mite_channel *mite_chan, - struct comedi_subdevice *s, - bool sync) +void mite_ack_linkc(struct mite_channel *mite_chan, + struct comedi_subdevice *s, + bool sync) { struct mite_struct *mite = mite_chan->mite; unsigned int status; @@ -799,8 +799,6 @@ unsigned int mite_ack_linkc(struct mite_channel *mite_chan, "mite: transfer error %08x\n", status); s->async->events |= COMEDI_CB_ERROR; } - - return status; } EXPORT_SYMBOL_GPL(mite_ack_linkc); diff --git a/drivers/staging/comedi/drivers/mite.h b/drivers/staging/comedi/drivers/mite.h index bf6128a..96e1380 100644 --- a/drivers/staging/comedi/drivers/mite.h +++ b/drivers/staging/comedi/drivers/mite.h @@ -93,8 +93,8 @@ void mite_dma_arm(struct mite_channel *mite_chan); void mite_dma_disarm(struct mite_channel *mite_chan); void mite_sync_dma(struct mite_channel *mite_chan, struct comedi_subdevice *s); u32 mite_bytes_in_transit(struct mite_channel *mite_chan); -unsigned int mite_ack_linkc(struct mite_channel *, struct comedi_subdevice *, - bool sync); +void mite_ack_linkc(struct mite_channel *, struct comedi_subdevice *, + bool sync); int mite_done(struct mite_channel *mite_chan); void mite_prep_dma(struct mite_channel *mite_chan, -- 2.7.4