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[media] s5p-fimc: dubious one-bit signed bitfields 

> From: Dan Carpenter [mailto:error27@gmail.com]
>
> These are signed so instead of being 1 and 0 as intended they are -1 and
> 0.  It doesn't cause a bug in the current code but Sparse warns about
> it:
>
> drivers/media/video/s5p-fimc/fimc-core.h:226:28:
> 	error: dubious one-bit signed bitfield
>  struct fimc_scaler {
> -	int	scaleup_h:1;
> -	int	scaleup_v:1;
> -	int	copy_mode:1;
> -	int	enabled:1;
> +	unsigned int	scaleup_h:1;
> +	unsigned int	caleup_v:1;
> +	unsigned int	copy_mode:1;
> +	unsigned int	enabled:1;

In general I agree, however this patch would change scaleup_v:1
to caleup_v, so it cannot be applied in current form.
Here is the corrected patch:

Reported-by: Dan Carpenter <error27@gmail.com<
Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Sylwester Nawrocki 2010-10-22 04:10:57 -03:00 committed by Mauro Carvalho Chehab
parent 29adc2c06f
commit dda7ae789f
1 changed files with 4 additions and 4 deletions
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8
drivers/media/video/s5p-fimc/fimc-core.h
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@ -222,10 +222,10 @@ struct fimc_effect {
* @real_height: source pixel (height - offset)
*/
struct fimc_scaler {
int scaleup_h:1;
int scaleup_v:1;
int copy_mode:1;
int enabled:1;
unsigned int scaleup_h:1;
unsigned int scaleup_v:1;
unsigned int copy_mode:1;
unsigned int enabled:1;
u32 hfactor;
u32 vfactor;
u32 pre_hratio;