[PATCH] Staging: comedi: fix volatile warning issue in das16.c

[Ravishankar <ravishankarkm32@gmail.com>]

From: Ravishankar <ravi.shankar@greenturtles.in>

This is a patch to the das16.c file that fixes up a volatile warning found by the checkpatch.pl tool

Signed-off-by: Ravishankar <ravishankarkm32@gmail.com>
---
 drivers/staging/comedi/drivers/das16.c |   12 +++++++-----
 1 files changed, 7 insertions(+), 5 deletions(-)

diff --git a/drivers/staging/comedi/drivers/das16.c b/drivers/staging/comedi/drivers/das16.c
index e7905ba..e25c6b4 100644
--- a/drivers/staging/comedi/drivers/das16.c
+++ b/drivers/staging/comedi/drivers/das16.c
@@ -740,8 +740,9 @@ struct das16_private_struct {
 	unsigned int ai_unipolar;	/*  unipolar flag */
 	unsigned int ai_singleended;	/*  single ended flag */
 	unsigned int clockbase;	/*  master clock speed in ns */
-	volatile unsigned int control_state;	/*  dma, interrupt and trigger control bits */
-	volatile unsigned long adc_byte_count;	/*  number of bytes remaining */
+	/* dma, interrupt and trigger control bits */
+	unsigned int control_state;
+	unsigned long adc_byte_count;	/*  number of bytes remaining */
 	/*  divisor dividing master clock to get conversion frequency */
 	unsigned int divisor1;
 	/*  divisor dividing master clock to get conversion frequency */
@@ -750,7 +751,8 @@ struct das16_private_struct {
 	uint16_t *dma_buffer[2];
 	dma_addr_t dma_buffer_addr[2];
 	unsigned int current_buffer;
-	volatile unsigned int dma_transfer_size;	/*  target number of bytes to transfer per dma shot */
+	/* target number of bytes to transfer per dma shot */
+	unsigned int dma_transfer_size;
 	/**
 	 * user-defined analog input and output ranges
 	 * defined from config options
@@ -759,8 +761,8 @@ struct das16_private_struct {
 	struct comedi_lrange *user_ao_range_table;
 
 	struct timer_list timer;	/*  for timed interrupt */
-	volatile short timer_running;
-	volatile short timer_mode;	/*  true if using timer mode */
+	short timer_running;
+	short timer_mode;	/*  true if using timer mode */
 };
 #define devpriv ((struct das16_private_struct *)(dev->private))
 #define thisboard ((struct das16_board *)(dev->board_ptr))
-- 
1.6.5.2