On Fri, 08 Mar 2019, Robert Tarasov <[email protected]> wrote:
> Fixed bug with reading of last EDID extra block in drm/udl driver.
> Previouse approach read all the blocks except the last one.
>
> Signed-off-by: Robert Tarasov <[email protected]>
> ---
>  drivers/gpu/drm/udl/udl_connector.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/udl/udl_connector.c 
> b/drivers/gpu/drm/udl/udl_connector.c
> index c3dc1fd20cb4..68b221b9a01f 100644
> --- a/drivers/gpu/drm/udl/udl_connector.c
> +++ b/drivers/gpu/drm/udl/udl_connector.c
> @@ -70,7 +70,7 @@ static bool udl_get_edid(struct udl_device *udl, u8 
> **result_buff,
>                       memcpy(buff_ptr, block_buff, EDID_LENGTH);
>                       kfree(block_buff);
>                       buff_ptr += EDID_LENGTH;
> -                     for (i = 1; i < extensions; ++i) {
> +                     for (i = 1; i <= extensions; ++i) {
>                               if (udl_get_edid_block(udl, i, buff_ptr)) {
>                                       buff_ptr += EDID_LENGTH;
>                               } else {

Ugh. Why doesn't udl use drm_do_get_edid()?

BR,
Jani.


-- 
Jani Nikula, Intel Open Source Graphics Center
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