From: Bard Liao yung-chuan.liao@linux.intel.com
snd_sof_ipc_msg_data could return error.
Signed-off-by: Bard Liao yung-chuan.liao@linux.intel.com Reviewed-by: Péter Ujfalusi peter.ujfalusi@linux.intel.com Reviewed-by: Pierre-Louis Bossart pierre-louis.bossart@linux.intel.com Signed-off-by: Peter Ujfalusi peter.ujfalusi@linux.intel.com --- sound/soc/sof/ipc4.c | 9 ++++++++- 1 file changed, 8 insertions(+), 1 deletion(-)
diff --git a/sound/soc/sof/ipc4.c b/sound/soc/sof/ipc4.c index a9d9800d2fcc..145d319e041f 100644 --- a/sound/soc/sof/ipc4.c +++ b/sound/soc/sof/ipc4.c @@ -713,7 +713,14 @@ static void sof_ipc4_rx_msg(struct snd_sof_dev *sdev) return;
ipc4_msg->data_size = data_size; - snd_sof_ipc_msg_data(sdev, NULL, ipc4_msg->data_ptr, ipc4_msg->data_size); + err = snd_sof_ipc_msg_data(sdev, NULL, ipc4_msg->data_ptr, ipc4_msg->data_size); + if (err < 0) { + dev_err(sdev->dev, "failed to read IPC notification data: %d\n", err); + kfree(ipc4_msg->data_ptr); + ipc4_msg->data_ptr = NULL; + ipc4_msg->data_size = 0; + return; + } }
/* Handle notifications with payload */