[PATCH] drm/amd/display/dc/dce112/dce112_resource: Drop redundant null-pointer check in bw_calcs_data_update_from_pplib()

Tuo Li islituo at gmail.com
Sat Aug 7 13:35:06 UTC 2021


The variable dc->bw_vbios is guaranteed to be not NULL by its callers.
Thus the null-pointer check can be dropped.

Reported-by: TOTE Robot <oslab at tsinghua.edu.cn>
Signed-off-by: Tuo Li <islituo at gmail.com>
---
 drivers/gpu/drm/amd/display/dc/dce112/dce112_resource.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/display/dc/dce112/dce112_resource.c b/drivers/gpu/drm/amd/display/dc/dce112/dce112_resource.c
index ee55cda854bf..3fc8e6b664f9 100644
--- a/drivers/gpu/drm/amd/display/dc/dce112/dce112_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/dce112/dce112_resource.c
@@ -1064,7 +1064,7 @@ static void bw_calcs_data_update_from_pplib(struct dc *dc)
 	struct dm_pp_clock_levels clks = {0};
 	int memory_type_multiplier = MEMORY_TYPE_MULTIPLIER_CZ;
 
-	if (dc->bw_vbios && dc->bw_vbios->memory_type == bw_def_hbm)
+	if (dc->bw_vbios->memory_type == bw_def_hbm)
 		memory_type_multiplier = MEMORY_TYPE_HBM;
 
 	/*do system clock  TODO PPLIB: after PPLIB implement,
-- 
2.25.1



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