From: Mengdong Lin mengdong.lin@linux.intel.com
Many element types have private data. So use the generic obj pointer instead of the type-specific pointer when reallocating the object to accommodate the private data.
Empty private data will be overlooked.
Signed-off-by: Mengdong Lin mengdong.lin@linux.intel.com
diff --git a/src/topology/data.c b/src/topology/data.c index 19c31bf..9f8d5d0 100644 --- a/src/topology/data.c +++ b/src/topology/data.c @@ -822,44 +822,36 @@ int tplg_copy_data(struct tplg_elem *elem, struct tplg_elem *ref) { struct snd_soc_tplg_private *priv; int priv_data_size; + void *obj;
if (!ref) return -EINVAL;
tplg_dbg("Data '%s' used by '%s'\n", ref->id, elem->id); + if (!ref->data || !ref->data->size) /* overlook empty private data */ + return 0; + priv_data_size = ref->data->size; + obj = realloc(elem->obj, + elem->size + priv_data_size); + if (!obj) + return -ENOMEM; + elem->obj = obj;
switch (elem->type) { case SND_TPLG_TYPE_MIXER: - elem->mixer_ctrl = realloc(elem->mixer_ctrl, - elem->size + priv_data_size); - if (!elem->mixer_ctrl) - return -ENOMEM; priv = &elem->mixer_ctrl->priv; break;
case SND_TPLG_TYPE_ENUM: - elem->enum_ctrl = realloc(elem->enum_ctrl, - elem->size + priv_data_size); - if (!elem->enum_ctrl) - return -ENOMEM; priv = &elem->enum_ctrl->priv; break;
case SND_TPLG_TYPE_BYTES: - elem->bytes_ext = realloc(elem->bytes_ext, - elem->size + priv_data_size); - if (!elem->bytes_ext) - return -ENOMEM; priv = &elem->bytes_ext->priv; break;
- case SND_TPLG_TYPE_DAPM_WIDGET: - elem->widget = realloc(elem->widget, - elem->size + priv_data_size); - if (!elem->widget) - return -ENOMEM; priv = &elem->widget->priv; break;