[PATCH] drm/amd/display: Remove redundant initialization of dpg_width

Jiapeng Chong jiapeng.chong at linux.alibaba.com
Fri Jan 14 10:43:52 UTC 2022

dpg_width is being initialized to width but this is never read
as dpg_width is overwritten later on. Remove the redundant

Cleans up the following clang-analyzer warning:

warning: Value stored to 'dpg_width' during its initialization is never
read [clang-analyzer-deadcode.DeadStores].

Reported-by: Abaci Robot <abaci at linux.alibaba.com>
Signed-off-by: Jiapeng Chong <jiapeng.chong at linux.alibaba.com>
 drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c b/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c
index 497470513e76..1f8831156bc4 100644
--- a/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c
@@ -6017,7 +6017,7 @@ static void set_crtc_test_pattern(struct dc_link *link,
 		else if (link->dc->hwss.set_disp_pattern_generator) {
 			struct pipe_ctx *odm_pipe;
 			int opp_cnt = 1;
-			int dpg_width = width;
+			int dpg_width;
 			for (odm_pipe = pipe_ctx->next_odm_pipe; odm_pipe; odm_pipe = odm_pipe->next_odm_pipe)

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