drm/amd/powerplay: fix memory leak in cz_hwmgr backend

vddc_dep_on_dal_pwrl is allocated and initialized in cz_hwmgr_backend_init
Thus free the memory in cz_hwmgr_backend_fini

Signed-off-by: Hawking Zhang <Hawking.Zhang@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
This commit is contained in:
Hawking Zhang 2017-06-06 16:25:44 +08:00 committed by Alex Deucher
parent 95ef1f53c5
commit b1e8b9c5b1

View File

@ -1224,6 +1224,12 @@ static int cz_hwmgr_backend_fini(struct pp_hwmgr *hwmgr)
phm_destroy_table(hwmgr, &(hwmgr->disable_dynamic_state_management));
phm_destroy_table(hwmgr, &(hwmgr->power_down_asic));
phm_destroy_table(hwmgr, &(hwmgr->setup_asic));
if (NULL != hwmgr->dyn_state.vddc_dep_on_dal_pwrl) {
kfree(hwmgr->dyn_state.vddc_dep_on_dal_pwrl);
hwmgr->dyn_state.vddc_dep_on_dal_pwrl = NULL;
}
kfree(hwmgr->backend);
hwmgr->backend = NULL;
}