staging: comedi: das1800: checkpatch.pl cleanup (void function return)

Fix the checkpatch.pl warning:

WARNING: void function return statements are not generally useful

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>

diff --git a/drivers/staging/comedi/drivers/das1800.c b/drivers/staging/comedi/drivers/das1800.c
index d89512ef7484ddfc2051379fa16f21c27d9a6ae2..c3561ff8ae2b5e51bab4192149e64bf357ebcebe 100644 (file)
--- a/drivers/staging/comedi/drivers/das1800.c
+++ b/drivers/staging/comedi/drivers/das1800.c
@@ -492,7 +492,6 @@ static void das1800_handle_fifo_half_full(struct comedi_device *dev,
                                  numPoints * sizeof(devpriv->ai_buf0[0]));
        if (cmd->stop_src == TRIG_COUNT)
                devpriv->count -= numPoints;
-       return;
 }
 
 static void das1800_handle_fifo_not_empty(struct comedi_device *dev,
@@ -517,8 +516,6 @@ static void das1800_handle_fifo_not_empty(struct comedi_device *dev,
                if (cmd->stop_src == TRIG_COUNT)
                        devpriv->count--;
        }
-
-       return;
 }
 
 /* Utility function used by das1800_flush_dma() and das1800_handle_dma().
@@ -549,8 +546,6 @@ static void das1800_flush_dma_channel(struct comedi_device *dev,
        cfc_write_array_to_buffer(s, buffer, num_bytes);
        if (cmd->stop_src == TRIG_COUNT)
                devpriv->count -= num_samples;
-
-       return;
 }
 
 /* flushes remaining data from board when external trigger has stopped acquisition
@@ -583,8 +578,6 @@ static void das1800_flush_dma(struct comedi_device *dev,
 
        /*  get any remaining samples in fifo */
        das1800_handle_fifo_not_empty(dev, s);
-
-       return;
 }
 
 static void das1800_handle_dma(struct comedi_device *dev,
@@ -619,8 +612,6 @@ static void das1800_handle_dma(struct comedi_device *dev,
                        }
                }
        }
-
-       return;
 }
 
 static int das1800_cancel(struct comedi_device *dev, struct comedi_subdevice *s)
@@ -1060,8 +1051,6 @@ static void setup_dma(struct comedi_device *dev, const struct comedi_cmd *cmd)
                enable_dma(devpriv->dma1);
        }
        release_dma_lock(lock_flags);
-
-       return;
 }
 
 /* programs channel/gain list into card */
@@ -1088,8 +1077,6 @@ static void program_chanlist(struct comedi_device *dev,
        }
        outb(n - 1, dev->iobase + DAS1800_QRAM_ADDRESS);        /*finish write to QRAM */
        spin_unlock_irqrestore(&dev->spinlock, irq_flags);
-
-       return;
 }
 
 /* analog input do_cmd */