drm/amdgpu: fix tonga smu_fini mem leak

Signed-off-by: Monk Liu <Monk.Liu@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/powerplay/smumgr/tonga_smumgr.c b/drivers/gpu/drm/amd/powerplay/smumgr/tonga_smumgr.c
index 32820b680d8886104a1e8c28f7324489e9c4c375..70d3ecf27bdef74658b85d4db525e01cf82b4d2a 100644 (file)
--- a/drivers/gpu/drm/amd/powerplay/smumgr/tonga_smumgr.c
+++ b/drivers/gpu/drm/amd/powerplay/smumgr/tonga_smumgr.c
@@ -328,6 +328,11 @@ int tonga_write_smc_sram_dword(struct pp_smumgr *smumgr,
 
 static int tonga_smu_fini(struct pp_smumgr *smumgr)
 {
+       struct tonga_smumgr *priv = (struct tonga_smumgr *)(smumgr->backend);
+
+       smu_free_memory(smumgr->device, (void *)priv->smu_buffer.handle);
+       smu_free_memory(smumgr->device, (void *)priv->header_buffer.handle);
+
        if (smumgr->backend != NULL) {
                kfree(smumgr->backend);
                smumgr->backend = NULL;