diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/process_pptables_v1_0.c b/drivers/gpu/drm/amd/powerplay/hwmgr/process_pptables_v1_0.c
index 1cd5a8b5cdc1..b760f95e7fa7 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/process_pptables_v1_0.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/process_pptables_v1_0.c
@@ -1067,8 +1067,6 @@ static int pp_tables_v1_0_initialize(struct pp_hwmgr *hwmgr)
 	PP_ASSERT_WITH_CODE((NULL != hwmgr->pptable),
 			    "Failed to allocate hwmgr->pptable!", return -ENOMEM);
 
-	memset(hwmgr->pptable, 0x00, sizeof(struct phm_ppt_v1_information));
-
 	powerplay_table = get_powerplay_table(hwmgr);
 
 	PP_ASSERT_WITH_CODE((NULL != powerplay_table),
diff --git a/drivers/gpu/drm/amd/powerplay/smumgr/ci_smumgr.c b/drivers/gpu/drm/amd/powerplay/smumgr/ci_smumgr.c
index 6c81cb91ebae..15590fd86ef4 100644
--- a/drivers/gpu/drm/amd/powerplay/smumgr/ci_smumgr.c
+++ b/drivers/gpu/drm/amd/powerplay/smumgr/ci_smumgr.c
@@ -2705,8 +2705,6 @@ static int ci_initialize_mc_reg_table(struct pp_hwmgr *hwmgr)
 	cgs_write_register(hwmgr->device, mmMC_SEQ_PMG_CMD_MRS2_LP, cgs_read_register(hwmgr->device, mmMC_PMG_CMD_MRS2));
 	cgs_write_register(hwmgr->device, mmMC_SEQ_WR_CTL_2_LP, cgs_read_register(hwmgr->device, mmMC_SEQ_WR_CTL_2));
 
-	memset(table, 0x00, sizeof(pp_atomctrl_mc_reg_table));
-
 	result = atomctrl_initialize_mc_reg_table(hwmgr, module_index, table);
 
 	if (0 == result)
diff --git a/drivers/gpu/drm/amd/powerplay/smumgr/iceland_smumgr.c b/drivers/gpu/drm/amd/powerplay/smumgr/iceland_smumgr.c
index 9e0dd56fe7c5..732005c03a82 100644
--- a/drivers/gpu/drm/amd/powerplay/smumgr/iceland_smumgr.c
+++ b/drivers/gpu/drm/amd/powerplay/smumgr/iceland_smumgr.c
@@ -2634,8 +2634,6 @@ static int iceland_initialize_mc_reg_table(struct pp_hwmgr *hwmgr)
 	cgs_write_register(hwmgr->device, mmMC_SEQ_PMG_CMD_MRS2_LP, cgs_read_register(hwmgr->device, mmMC_PMG_CMD_MRS2));
 	cgs_write_register(hwmgr->device, mmMC_SEQ_WR_CTL_2_LP, cgs_read_register(hwmgr->device, mmMC_SEQ_WR_CTL_2));
 
-	memset(table, 0x00, sizeof(pp_atomctrl_mc_reg_table));
-
 	result = atomctrl_initialize_mc_reg_table(hwmgr, module_index, table);
 
 	if (0 == result)
diff --git a/drivers/gpu/drm/amd/powerplay/smumgr/tonga_smumgr.c b/drivers/gpu/drm/amd/powerplay/smumgr/tonga_smumgr.c
index ba3394303b9c..f19bac7ef7ba 100644
--- a/drivers/gpu/drm/amd/powerplay/smumgr/tonga_smumgr.c
+++ b/drivers/gpu/drm/amd/powerplay/smumgr/tonga_smumgr.c
@@ -3117,8 +3117,6 @@ static int tonga_initialize_mc_reg_table(struct pp_hwmgr *hwmgr)
 	cgs_write_register(hwmgr->device, mmMC_SEQ_WR_CTL_2_LP,
 			cgs_read_register(hwmgr->device, mmMC_SEQ_WR_CTL_2));
 
-	memset(table, 0x00, sizeof(pp_atomctrl_mc_reg_table));
-
 	result = atomctrl_initialize_mc_reg_table(hwmgr, module_index, table);
 
 	if (!result)