On 27/01/2021 03:51, menglong8.d...@gmail.com wrote:
> From: Menglong Dong <dong.mengl...@zte.com.cn>
>
> The 'r' in dsi_vc_send_short() is of type 'unsigned int', so the
> 'r < 0' can't be true.
>
> Fix this by introducing a 'err' of type 'int' insteaded.
>
> Fixes: 1ed6253856cb ("drm/omap: dsi: switch dsi_vc_send_long/short to
> mipi_dsi_msg")
>
> Signed-off-by: Menglong Dong <dong.mengl...@zte.com.cn>
> Reviewed-by: Sebastian Reichel <sebastian.reic...@collabora.com>
> ---
> v2:
> - remove word wrap in 'Fixes' tag
> ---
> drivers/gpu/drm/omapdrm/dss/dsi.c | 7 ++++---
> 1 file changed, 4 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/gpu/drm/omapdrm/dss/dsi.c
> b/drivers/gpu/drm/omapdrm/dss/dsi.c
> index 8e11612f5fe1..febcc87ddfe1 100644
> --- a/drivers/gpu/drm/omapdrm/dss/dsi.c
> +++ b/drivers/gpu/drm/omapdrm/dss/dsi.c
> @@ -2149,11 +2149,12 @@ static int dsi_vc_send_short(struct dsi_data *dsi,
> int vc,
> const struct mipi_dsi_msg *msg)
> {
> struct mipi_dsi_packet pkt;
> + int err;
> u32 r;
>
> - r = mipi_dsi_create_packet(&pkt, msg);
> - if (r < 0)
> - return r;
> + err = mipi_dsi_create_packet(&pkt, msg);
> + if (err)
> + return err;
>
> WARN_ON(!dsi_bus_is_locked(dsi));
>
Thanks! I'll apply to drm-misc-next.
Tomi
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