On Thu, Mar 12, 2020 at 7:32 AM Dan Carpenter <dan.carpenter@xxxxxxxxxx> wrote:
>
> We can remove the NULL check for "res_ctx" and
> "res_ctx->pipe_ctx[i].stream->link". Also it's nicer to align the
> conditions using spaces so I re-indented a bit.
>
> Longer explanation: The "res_ctx" pointer points to an address in the
> middle of a struct so it can't be NULL. For
> "res_ctx->pipe_ctx[i].stream->link" we know that it is equal to "link"
> and "link" is non-NULL.
>
> Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
Applied. thanks!
Alex
> ---
> drivers/gpu/drm/amd/display/dc/dce/dmub_psr.c | 8 +++-----
> 1 file changed, 3 insertions(+), 5 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/display/dc/dce/dmub_psr.c b/drivers/gpu/drm/amd/display/dc/dce/dmub_psr.c
> index 9c88a92bd96a..bc109d4fc6e6 100644
> --- a/drivers/gpu/drm/amd/display/dc/dce/dmub_psr.c
> +++ b/drivers/gpu/drm/amd/display/dc/dce/dmub_psr.c
> @@ -134,11 +134,9 @@ static bool dmub_psr_copy_settings(struct dmub_psr *dmub,
> int i = 0;
>
> for (i = 0; i < MAX_PIPES; i++) {
> - if (res_ctx &&
> - res_ctx->pipe_ctx[i].stream &&
> - res_ctx->pipe_ctx[i].stream->link &&
> - res_ctx->pipe_ctx[i].stream->link == link &&
> - res_ctx->pipe_ctx[i].stream->link->connector_signal == SIGNAL_TYPE_EDP) {
> + if (res_ctx->pipe_ctx[i].stream &&
> + res_ctx->pipe_ctx[i].stream->link == link &&
> + res_ctx->pipe_ctx[i].stream->link->connector_signal == SIGNAL_TYPE_EDP) {
> pipe_ctx = &res_ctx->pipe_ctx[i];
> break;
> }
> --
> 2.20.1
>
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