diff options
Diffstat (limited to 'sound/soc/sof/amd/acp-ipc.c')
| -rw-r--r-- | sound/soc/sof/amd/acp-ipc.c | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/sound/soc/sof/amd/acp-ipc.c b/sound/soc/sof/amd/acp-ipc.c index 4e0c48a36159..8a0fc635a997 100644 --- a/sound/soc/sof/amd/acp-ipc.c +++ b/sound/soc/sof/amd/acp-ipc.c @@ -130,6 +130,13 @@ static void acp_dsp_ipc_get_reply(struct snd_sof_dev *sdev) memcpy(msg->reply_data, &reply, sizeof(reply)); ret = reply.error; } else { + /* + * To support an IPC tx_message with a + * reply_size set to zero. + */ + if (!msg->reply_size) + goto out; + /* reply correct size ? */ if (reply.hdr.size != msg->reply_size && !(reply.hdr.cmd & SOF_IPC_GLB_PROBE)) { @@ -209,7 +216,12 @@ int acp_sof_ipc_msg_data(struct snd_sof_dev *sdev, struct snd_sof_pcm_stream *sp acp_mailbox_read(sdev, offset, p, sz); } else { struct snd_pcm_substream *substream = sps->substream; - struct acp_dsp_stream *stream = substream->runtime->private_data; + struct acp_dsp_stream *stream; + + if (!substream || !substream->runtime) + return -ESTRPIPE; + + stream = substream->runtime->private_data; if (!stream) return -ESTRPIPE; |