> > + if (!fe_substream) { > > + dev_err(fe->dev, "%s: fe_substream not initialized\n", > > __func__); > > + return -EINVAL; > > + } > > + if (!be_substream) { > > + dev_err(be->dev, "%s: be_substream not initialized\n", > > __func__); > > + return -EINVAL; > > + } > > + Will be this in upstream or needing bugzilla reporting message?