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* [patch] Staging: iio/dac/ad5360.c: signedness bug in
@ 2011-10-29  7:21 Dan Carpenter
  2011-10-30 10:45 ` [patch] Staging: iio/dac/ad5360.c: signedness bug in ad5360_read_raw() Lars-Peter Clausen
  0 siblings, 1 reply; 3+ messages in thread
From: Dan Carpenter @ 2011-10-29  7:21 UTC (permalink / raw)
  To: Jonathan Cameron
  Cc: Greg Kroah-Hartman, Lars-Peter Clausen, Michael Hennerich,
	linux-iio, devel, kernel-janitors

ad5360_get_channel_vref() returns an int and scale_uv should be the
same.  Making it unsigned here breaks the error handling.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>

diff --git a/drivers/staging/iio/dac/ad5360.c b/drivers/staging/iio/dac/ad5360.c
index 72d0f3f..cfeea72 100644
--- a/drivers/staging/iio/dac/ad5360.c
+++ b/drivers/staging/iio/dac/ad5360.c
@@ -371,8 +371,8 @@ static int ad5360_read_raw(struct iio_dev *indio_dev,
 			   long m)
 {
 	struct ad5360_state *st = iio_priv(indio_dev);
-	unsigned long scale_uv;
 	unsigned int ofs_index;
+	int scale_uv;
 	int ret;
 
 	switch (m) {

^ permalink raw reply related	[flat|nested] 3+ messages in thread

* Re: [patch] Staging: iio/dac/ad5360.c: signedness bug in ad5360_read_raw()
  2011-10-29  7:21 [patch] Staging: iio/dac/ad5360.c: signedness bug in Dan Carpenter
@ 2011-10-30 10:45 ` Lars-Peter Clausen
  2011-10-31 11:22   ` Jonathan Cameron
  0 siblings, 1 reply; 3+ messages in thread
From: Lars-Peter Clausen @ 2011-10-30 10:45 UTC (permalink / raw)
  To: Dan Carpenter
  Cc: Jonathan Cameron, Greg Kroah-Hartman, Michael Hennerich,
	linux-iio, devel, kernel-janitors

On 10/29/2011 09:21 AM, Dan Carpenter wrote:
> ad5360_get_channel_vref() returns an int and scale_uv should be the
> same.  Making it unsigned here breaks the error handling.
> 
> Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
> 

Acked-by: Lars-Peter Clausen <lars@metafoo.de>

Thanks.

> diff --git a/drivers/staging/iio/dac/ad5360.c b/drivers/staging/iio/dac/ad5360.c
> index 72d0f3f..cfeea72 100644
> --- a/drivers/staging/iio/dac/ad5360.c
> +++ b/drivers/staging/iio/dac/ad5360.c
> @@ -371,8 +371,8 @@ static int ad5360_read_raw(struct iio_dev *indio_dev,
>  			   long m)
>  {
>  	struct ad5360_state *st = iio_priv(indio_dev);
> -	unsigned long scale_uv;
>  	unsigned int ofs_index;
> +	int scale_uv;
>  	int ret;
>  
>  	switch (m) {


^ permalink raw reply	[flat|nested] 3+ messages in thread

* Re: [patch] Staging: iio/dac/ad5360.c: signedness bug in ad5360_read_raw()
  2011-10-30 10:45 ` [patch] Staging: iio/dac/ad5360.c: signedness bug in ad5360_read_raw() Lars-Peter Clausen
@ 2011-10-31 11:22   ` Jonathan Cameron
  0 siblings, 0 replies; 3+ messages in thread
From: Jonathan Cameron @ 2011-10-31 11:22 UTC (permalink / raw)
  To: Lars-Peter Clausen
  Cc: Dan Carpenter, Greg Kroah-Hartman, Michael Hennerich, linux-iio,
	devel, kernel-janitors

On 10/30/11 10:45, Lars-Peter Clausen wrote:
> On 10/29/2011 09:21 AM, Dan Carpenter wrote:
>> ad5360_get_channel_vref() returns an int and scale_uv should be the
>> same.  Making it unsigned here breaks the error handling.
>>
>> Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
>>
> 
> Acked-by: Lars-Peter Clausen <lars@metafoo.de>
Acked-by: Jonathan Cameron <jic23cam.ac.uk>
> 
> Thanks.
> 
>> diff --git a/drivers/staging/iio/dac/ad5360.c b/drivers/staging/iio/dac/ad5360.c
>> index 72d0f3f..cfeea72 100644
>> --- a/drivers/staging/iio/dac/ad5360.c
>> +++ b/drivers/staging/iio/dac/ad5360.c
>> @@ -371,8 +371,8 @@ static int ad5360_read_raw(struct iio_dev *indio_dev,
>>  			   long m)
>>  {
>>  	struct ad5360_state *st = iio_priv(indio_dev);
>> -	unsigned long scale_uv;
>>  	unsigned int ofs_index;
>> +	int scale_uv;
>>  	int ret;
>>  
>>  	switch (m) {
> 
> 


^ permalink raw reply	[flat|nested] 3+ messages in thread

end of thread, other threads:[~2011-10-31 11:22 UTC | newest]

Thread overview: 3+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2011-10-29  7:21 [patch] Staging: iio/dac/ad5360.c: signedness bug in Dan Carpenter
2011-10-30 10:45 ` [patch] Staging: iio/dac/ad5360.c: signedness bug in ad5360_read_raw() Lars-Peter Clausen
2011-10-31 11:22   ` Jonathan Cameron

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