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* [PATCH] staging: iio: adc: mxs-lradc.c: sparse warning of incorrect type
@ 2014-09-04 16:45 Sudip Mukherjee
  2014-09-04 17:00 ` Sudip Mukherjee
  2014-09-05  9:34 ` Dan Carpenter
  0 siblings, 2 replies; 4+ messages in thread
From: Sudip Mukherjee @ 2014-09-04 16:45 UTC (permalink / raw)
  To: Jonathan Cameron, Hartmut Knaack, Lars-Peter Clausen,
	Peter Meerwald, Greg Kroah-Hartman
  Cc: Sudip Mukherjee, open list:STAGING - INDUSTR...,
	open list:STAGING SUBSYSTEM, open list

fixed sparse warning : incorrect type in argument 1 
		       (different address spaces)

Signed-off-by: Sudip Mukherjee <sudip@vectorindia.org>
---
 drivers/staging/iio/adc/mxs-lradc.c | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/drivers/staging/iio/adc/mxs-lradc.c b/drivers/staging/iio/adc/mxs-lradc.c
index 468327f..d8d1fe1 100644
--- a/drivers/staging/iio/adc/mxs-lradc.c
+++ b/drivers/staging/iio/adc/mxs-lradc.c
@@ -1545,9 +1545,12 @@ static int mxs_lradc_probe(struct platform_device *pdev)
 	/* Grab the memory area */
 	iores = platform_get_resource(pdev, IORESOURCE_MEM, 0);
 	lradc->dev = &pdev->dev;
-	lradc->base = devm_ioremap_resource(dev, iores);
-	if (IS_ERR(lradc->base))
-		return PTR_ERR(lradc->base);
+	void *tempptr;
+
+	tempptr = devm_ioremap_resource(dev, iores);
+	if (IS_ERR(tempptr))
+		return PTR_ERR(tempptr);
+	lradc->base = tempptr;
 
 	lradc->clk = devm_clk_get(&pdev->dev, NULL);
 	if (IS_ERR(lradc->clk)) {
-- 
1.8.1.2


^ permalink raw reply related	[flat|nested] 4+ messages in thread

* Re: [PATCH] staging: iio: adc: mxs-lradc.c: sparse warning of incorrect type
  2014-09-04 16:45 [PATCH] staging: iio: adc: mxs-lradc.c: sparse warning of incorrect type Sudip Mukherjee
@ 2014-09-04 17:00 ` Sudip Mukherjee
  2014-09-05  9:34 ` Dan Carpenter
  1 sibling, 0 replies; 4+ messages in thread
From: Sudip Mukherjee @ 2014-09-04 17:00 UTC (permalink / raw)
  To: Jonathan Cameron, Hartmut Knaack, Lars-Peter Clausen,
	Peter Meerwald, Greg Kroah-Hartman
  Cc: open list:STAGING - INDUSTR..., open list:STAGING SUBSYSTEM,
	open list

please discard the patch. It generates additional sparse warning. 
sorry for it.

thanks
sudip




^ permalink raw reply	[flat|nested] 4+ messages in thread

* Re: [PATCH] staging: iio: adc: mxs-lradc.c: sparse warning of incorrect type
  2014-09-04 16:45 [PATCH] staging: iio: adc: mxs-lradc.c: sparse warning of incorrect type Sudip Mukherjee
  2014-09-04 17:00 ` Sudip Mukherjee
@ 2014-09-05  9:34 ` Dan Carpenter
  2014-09-05  9:47   ` Sudip Mukherjee
  1 sibling, 1 reply; 4+ messages in thread
From: Dan Carpenter @ 2014-09-05  9:34 UTC (permalink / raw)
  To: Sudip Mukherjee
  Cc: Jonathan Cameron, Hartmut Knaack, Lars-Peter Clausen,
	Peter Meerwald, Greg Kroah-Hartman,
	open list:STAGING - INDUSTR..., open list:STAGING SUBSYSTEM,
	open list

On Thu, Sep 04, 2014 at 10:15:42PM +0530, Sudip Mukherjee wrote:
> fixed sparse warning : incorrect type in argument 1 
> 		       (different address spaces)
> 

The change log is not clear.  It's the IS_ERR() which is the problem?
This is a false positive which is fixed in a later version of Sparse.

regards,
dan carpenter



^ permalink raw reply	[flat|nested] 4+ messages in thread

* Re: [PATCH] staging: iio: adc: mxs-lradc.c: sparse warning of incorrect type
  2014-09-05  9:34 ` Dan Carpenter
@ 2014-09-05  9:47   ` Sudip Mukherjee
  0 siblings, 0 replies; 4+ messages in thread
From: Sudip Mukherjee @ 2014-09-05  9:47 UTC (permalink / raw)
  To: Dan Carpenter
  Cc: Jonathan Cameron, Hartmut Knaack, Lars-Peter Clausen,
	Peter Meerwald, Greg Kroah-Hartman,
	open list:STAGING - INDUSTR..., open list:STAGING SUBSYSTEM,
	open list

On Fri, Sep 05, 2014 at 12:34:13PM +0300, Dan Carpenter wrote:
> On Thu, Sep 04, 2014 at 10:15:42PM +0530, Sudip Mukherjee wrote:
> > fixed sparse warning : incorrect type in argument 1 
> > 		       (different address spaces)
> > 
> 
> The change log is not clear.  It's the IS_ERR() which is the problem?
> This is a false positive which is fixed in a later version of Sparse.
> 
> regards,
> dan carpenter
> 
> 
yes , problem with sparse. ubuntu repo was not having the latest version , 
    and i did not check what is the latest . 
    sorry for it.

thanks
sudip

^ permalink raw reply	[flat|nested] 4+ messages in thread

end of thread, other threads:[~2014-09-05  9:47 UTC | newest]

Thread overview: 4+ messages (download: mbox.gz follow: Atom feed
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2014-09-04 16:45 [PATCH] staging: iio: adc: mxs-lradc.c: sparse warning of incorrect type Sudip Mukherjee
2014-09-04 17:00 ` Sudip Mukherjee
2014-09-05  9:34 ` Dan Carpenter
2014-09-05  9:47   ` Sudip Mukherjee

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