On 12/4/19 4:28 PM, Colin King wrote:
> From: Colin Ian King <colin.king@xxxxxxxxxxxxx>
>
> Variable r is being initialized to zero, so the check of a non-zero
> rv is redundant and can be removed.
>
> It appears that the previous case statements set r to be -EINVAL
> and the "Fallthrough" comment afterwards suggested it was going
> to fall through to this non-zero check but won't because of the
> break statement. Remove the confusion by removing the Fallthrough
> comment too.
>
> Addresses-Coverity: ("Logically dead code")
> Fixes: b39a982ddecf ("OMAP: DSS2: omapfb driver")
> Signed-off-by: Colin Ian King <colin.king@xxxxxxxxxxxxx>
Patch queued for v5.6, thanks.
Best regards,
--
Bartlomiej Zolnierkiewicz
Samsung R&D Institute Poland
Samsung Electronics
> ---
> drivers/video/fbdev/omap2/omapfb/omapfb-main.c | 4 ----
> 1 file changed, 4 deletions(-)
>
> diff --git a/drivers/video/fbdev/omap2/omapfb/omapfb-main.c b/drivers/video/fbdev/omap2/omapfb/omapfb-main.c
> index 858c2c011d19..a2a2c1b205d9 100644
> --- a/drivers/video/fbdev/omap2/omapfb/omapfb-main.c
> +++ b/drivers/video/fbdev/omap2/omapfb/omapfb-main.c
> @@ -1154,16 +1154,12 @@ static int _setcolreg(struct fb_info *fbi, u_int regno, u_int red, u_int green,
> r = fbdev->ctrl->setcolreg(regno, red, green, blue,
> transp, update_hw_pal);
> */
> - /* Fallthrough */
> r = -EINVAL;
> break;
> case OMAPFB_COLOR_RGB565:
> case OMAPFB_COLOR_RGB444:
> case OMAPFB_COLOR_RGB24P:
> case OMAPFB_COLOR_RGB24U:
> - if (r != 0)
> - break;
> -
> if (regno < 16) {
> u32 pal;
> pal = ((red >> (16 - var->red.length)) <<
>
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