linux-kernel - [PATCH] drm/amd/display: Simplify the calculation of variables

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Date:   Fri,  1 Dec 2023 17:00:32 +0800
From:   Jiapeng Chong <jiapeng.chong@...ux.alibaba.com>
To:     harry.wentland@....com
Cc:     sunpeng.li@....com, Rodrigo.Siqueira@....com,
        alexander.deucher@....com, christian.koenig@....com,
        Xinhui.Pan@....com, airlied@...il.com, daniel@...ll.ch,
        amd-gfx@...ts.freedesktop.org, dri-devel@...ts.freedesktop.org,
        linux-kernel@...r.kernel.org,
        Jiapeng Chong <jiapeng.chong@...ux.alibaba.com>,
        Abaci Robot <abaci@...ux.alibaba.com>
Subject: [PATCH] drm/amd/display: Simplify the calculation of variables

./drivers/gpu/drm/amd/display/dc/dml2/dml2_translation_helper.c:964:49-51: WARNING !A || A && B is equivalent to !A || B.

Reported-by: Abaci Robot <abaci@...ux.alibaba.com>
Closes: https://bugzilla.openanolis.cn/show_bug.cgi?id=7671
Signed-off-by: Jiapeng Chong <jiapeng.chong@...ux.alibaba.com>
---
 drivers/gpu/drm/amd/display/dc/dml2/dml2_translation_helper.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/display/dc/dml2/dml2_translation_helper.c b/drivers/gpu/drm/amd/display/dc/dml2/dml2_translation_helper.c
index fa8fe5bf7e57..519db4931b8d 100644
--- a/drivers/gpu/drm/amd/display/dc/dml2/dml2_translation_helper.c
+++ b/drivers/gpu/drm/amd/display/dc/dml2/dml2_translation_helper.c
@@ -961,7 +961,7 @@ static bool get_plane_id(struct dml2_context *dml2, const struct dc_state *conte
 		if (context->streams[i]->stream_id == stream_id) {
 			for (j = 0; j < context->stream_status[i].plane_count; j++) {
 				if (context->stream_status[i].plane_states[j] == plane &&
-					(!is_plane_duplicate || (is_plane_duplicate && (j == plane_index)))) {
+				    (!is_plane_duplicate || (j == plane_index))) {
 					*plane_id = (i << 16) | j;
 					return true;
 				}
-- 
2.20.1.7.g153144c