From b1e8b9c5b19c58e3159c2acc77167f4a4c74621f Mon Sep 17 00:00:00 2001 From: Hawking Zhang Date: Tue, 6 Jun 2017 16:25:44 +0800 Subject: [PATCH] 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 Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher Cc: stable@vger.kernel.org --- drivers/gpu/drm/amd/powerplay/hwmgr/cz_hwmgr.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/cz_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/cz_hwmgr.c index 7aa5ca815a3a..0b74da3dca8b 100644 --- a/drivers/gpu/drm/amd/powerplay/hwmgr/cz_hwmgr.c +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/cz_hwmgr.c @@ -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; }