drm/amd/powerplay: set pp_num_states as 0 on error situation
Signed-off-by: Evan Quan <evan.quan@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
diff --git a/drivers/gpu/drm/amd/powerplay/amd_powerplay.c b/drivers/gpu/drm/amd/powerplay/amd_powerplay.c
index fa9d161..4c3223a 100644
--- a/drivers/gpu/drm/amd/powerplay/amd_powerplay.c
+++ b/drivers/gpu/drm/amd/powerplay/amd_powerplay.c
@@ -718,6 +718,8 @@ static int pp_dpm_get_pp_num_states(void *handle,
struct pp_instance *pp_handle = (struct pp_instance *)handle;
int ret = 0;
+ memset(data, 0, sizeof(*data));
+
ret = pp_check(pp_handle);
if (ret)