Re: [PATCH] video: fbdev: sis: init.c: Cleaning up variable that is never used

From: Dan Carpenter
Date: Sat Jul 05 2014 - 15:26:30 EST


On Sat, Jul 05, 2014 at 02:48:27PM +0200, Rickard Strandqvist wrote:
> From: Rickard Strandqvist <rickard.strandqvist@xxxxxxxxxxxxxx>

These for lines are for when you are sending on someone else's behalf.

>
> Variable ar assigned a value that is never used.
> I have also removed all the code that thereby serves no purpose.
>
> This was found using a static code analysis program called cppcheck
>
> Signed-off-by: Rickard Strandqvist <rickard_strandqvist@xxxxxxxxxxxxxxxxxx>
> ---
> drivers/video/fbdev/sis/init.c | 21 +++++----------------
> 1 file changed, 5 insertions(+), 16 deletions(-)
>
> diff --git a/drivers/video/fbdev/sis/init.c b/drivers/video/fbdev/sis/init.c
> index bd40f5e..3ba446c 100644
> --- a/drivers/video/fbdev/sis/init.c
> +++ b/drivers/video/fbdev/sis/init.c
> @@ -2649,7 +2649,7 @@ static void
> SiS_SetCRT1ModeRegs(struct SiS_Private *SiS_Pr, unsigned short ModeNo,
> unsigned short ModeIdIndex, unsigned short RRTI)
> {
> - unsigned short data, infoflag = 0, modeflag, resindex;
> + unsigned short data, infoflag = 0, modeflag;
> #ifdef CONFIG_FB_SIS_315
> unsigned char *ROMAddr = SiS_Pr->VirtualRomBase;
> unsigned short data2, data3;
> @@ -2660,7 +2660,7 @@ SiS_SetCRT1ModeRegs(struct SiS_Private *SiS_Pr, unsigned short ModeNo,
> if(SiS_Pr->UseCustomMode) {
> infoflag = SiS_Pr->CInfoFlag;
> } else {
> - resindex = SiS_GetResInfo(SiS_Pr, ModeNo, ModeIdIndex);
> + SiS_GetResInfo(SiS_Pr, ModeNo, ModeIdIndex);

Remove this whole line.

regards,
dan carpenter

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/