From: H Hartley Sweeten <hsweeten@visionengravers.com>
Date: Tue, 27 May 2014 17:30:49 +0000 (-0700)
Subject: staging: comedi: amplc_pci230: use comedi_cmd pointer
X-Git-Tag: next-20140530~19^2~47
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=1eb9cf92da92a33d38c6418b609743e673f366fc;p=karo-tx-linux.git

staging: comedi: amplc_pci230: use comedi_cmd pointer

Use the local variable to access the comedi_cmd as a pointer in
pci230_handle_ai() instead of getting to it from the comedi_async
pointer.

Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Reviewed-by: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/staging/comedi/drivers/amplc_pci230.c b/drivers/staging/comedi/drivers/amplc_pci230.c
index d6f6a7a5bad1..9c8254386704 100644
--- a/drivers/staging/comedi/drivers/amplc_pci230.c
+++ b/drivers/staging/comedi/drivers/amplc_pci230.c
@@ -2151,14 +2151,14 @@ static void pci230_handle_ai(struct comedi_device *dev,
 			     struct comedi_subdevice *s)
 {
 	struct pci230_private *devpriv = dev->private;
-	struct comedi_cmd *cmd = &s->async->cmd;
+	struct comedi_async *async = s->async;
+	struct comedi_cmd *cmd = &async->cmd;
+	unsigned int scanlen = cmd->scan_end_arg;
 	unsigned int events = 0;
 	unsigned int status_fifo;
 	unsigned int i;
 	unsigned int todo;
 	unsigned int fifoamount;
-	struct comedi_async *async = s->async;
-	unsigned int scanlen = async->cmd.scan_end_arg;
 
 	/* Determine number of samples to read. */
 	if (cmd->stop_src != TRIG_COUNT) {