On Sat 2014-07-05 14:24:08, Rickard Strandqvist wrote:
> From: Rickard Strandqvist <rickard.strandqv...@sonymobile.com>
>
> 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
Are you sure this is the right fix?
Do we need to read the register in case we don't care about return
value?
> index 3300bd3..4df2f1f 100644
> --- a/drivers/video/fbdev/intelfb/intelfb_i2c.c
> +++ b/drivers/video/fbdev/intelfb/intelfb_i2c.c
> @@ -55,22 +55,20 @@ static void intelfb_gpio_setscl(void *data, int state)
> {
> struct intelfb_i2c_chan *chan = data;
> struct intelfb_info *dinfo = chan->dinfo;
> - u32 val;
>
> OUTREG(chan->reg, (state ? SCL_VAL_OUT : 0) |
> SCL_DIR | SCL_DIR_MASK | SCL_VAL_MASK);
> - val = INREG(chan->reg);
> + INREG(chan->reg);
> }
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