Hi Mauro,
On Tue, Nov 25, 2014 at 3:04 PM, Mauro Carvalho Chehab
<mchehab@xxxxxxxxxxxxxxx> wrote:
> Em Tue, 18 Nov 2014 10:57:48 +0000
[Snip]
>
> -static u32 get_plane_info(struct gsc_frame *frm, u32 addr, u32 *index)
> +static int get_plane_info(struct gsc_frame *frm, u32 addr, u32 *index, u32 *ret_addr)
> {
> if (frm->addr.y == addr) {
> *index = 0;
> - return frm->addr.y;
> + *ret_addr = frm->addr.y;
> } else if (frm->addr.cb == addr) {
> *index = 1;
> - return frm->addr.cb;
> + *ret_addr = frm->addr.cb;
> } else if (frm->addr.cr == addr) {
> *index = 2;
> - return frm->addr.cr;
> + *ret_addr = frm->addr.cr;
> } else {
> pr_err("Plane address is wrong");
> return -EINVAL;
> }
> + return 0;
the control wont reach here! may be you can remove the complete else
part outside ?
with that change,
Reported-by: Lad, Prabhakar <prabhakar.csengg@xxxxxxxxx>
Acked-by: Lad, Prabhakar <prabhakar.csengg@xxxxxxxxx>
Thanks,
--Prabhakar Lad
> }
>
> void gsc_set_prefbuf(struct gsc_dev *gsc, struct gsc_frame *frm)
> @@ -352,9 +353,11 @@ void gsc_set_prefbuf(struct gsc_dev *gsc, struct gsc_frame *frm)
> u32 t_min, t_max;
>
> t_min = min3(frm->addr.y, frm->addr.cb, frm->addr.cr);
> - low_addr = get_plane_info(frm, t_min, &low_plane);
> + if (get_plane_info(frm, t_min, &low_plane, &low_addr))
> + return;
> t_max = max3(frm->addr.y, frm->addr.cb, frm->addr.cr);
> - high_addr = get_plane_info(frm, t_max, &high_plane);
> + if (get_plane_info(frm, t_max, &high_plane, &high_addr))
> + return;
>
> mid_plane = 3 - (low_plane + high_plane);
> if (mid_plane == 0)
--
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