Use kmemdup() for instructions using kmalloc() + memcpy(). More information here: https://lwn.net/Articles/198928/ Issue reported by coccinelle script: scripts/coccinelle/api/memdup.cocci
Signed-off-by: Deepak R Varma mh12gx2825@gmail.com --- Changes since v1: - Update patch subject and log message to match proposed change.
Please Note: This is a Outreachy project task patch.
.../gpu/drm/amd/pm/powerplay/hwmgr/vega12_processpptables.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-)
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 740e2fc7a034..1e79baab753e 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;