diff mbox series

drm/amd/pm: Use kmemdup instead of kmalloc and memcpy

Message ID 1605008098-33391-1-git-send-email-tiantao6@hisilicon.com (mailing list archive)
State New, archived
Headers show
Series drm/amd/pm: Use kmemdup instead of kmalloc and memcpy | expand

Commit Message

tiantao (H) Nov. 10, 2020, 11:34 a.m. UTC 
Fixes coccicheck warning:
drivers/gpu/drm/amd/pm/powerplay/hwmgr/vega12_processpptables.c:255:
36-43: WARNING opportunity for kmemdup

Signed-off-by: Tian Tao <tiantao6@hisilicon.com>
---
 drivers/gpu/drm/amd/pm/powerplay/hwmgr/vega12_processpptables.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)
diff mbox series

Patch

diff --git a/drivers/gpu/drm/amd/pm/powerplay/hwmgr/vega12_processpptables.c b/drivers/gpu/drm/amd/pm/powerplay/hwmgr/vega12_processpptables.c
index 740e2fc..1e79baa 100644
--- a/drivers/gpu/drm/amd/pm/powerplay/hwmgr/vega12_processpptables.c
+++ b/drivers/gpu/drm/amd/pm/powerplay/hwmgr/vega12_processpptables.c
@@ -252,12 +252,11 @@  static int init_powerplay_table_information(
 	phm_copy_clock_limits_array(hwmgr, &pptable_information->power_saving_clock_max, powerplay_table->PowerSavingClockMax, ATOM_VEGA12_PPCLOCK_COUNT);
 	phm_copy_clock_limits_array(hwmgr, &pptable_information->power_saving_clock_min, powerplay_table->PowerSavingClockMin, ATOM_VEGA12_PPCLOCK_COUNT);
 
-	pptable_information->smc_pptable = kmalloc(sizeof(PPTable_t), GFP_KERNEL);
+	pptable_information->smc_pptable = kmemdup(&(powerplay_table->smcPPTable),
+						   sizeof(PPTable_t), GFP_KERNEL);
 	if (pptable_information->smc_pptable == NULL)
 		return -ENOMEM;
 
-	memcpy(pptable_information->smc_pptable, &(powerplay_table->smcPPTable), sizeof(PPTable_t));
-
 	result = append_vbios_pptable(hwmgr, (pptable_information->smc_pptable));
 
 	return result;