diff options
Diffstat (limited to 'drivers/soundwire/cadence_master.c')
| -rw-r--r-- | drivers/soundwire/cadence_master.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/soundwire/cadence_master.c b/drivers/soundwire/cadence_master.c index d76dd24a6eae..ff4badc9b3de 100644 --- a/drivers/soundwire/cadence_master.c +++ b/drivers/soundwire/cadence_master.c @@ -718,6 +718,8 @@ int sdw_cdns_pdi_init(struct sdw_cdns *cdns, stream = &cdns->pcm; /* First two PDIs are reserved for bulk transfers */ + if (stream->num_bd < CDNS_PCM_PDI_OFFSET) + return -EINVAL; stream->num_bd -= CDNS_PCM_PDI_OFFSET; offset = CDNS_PCM_PDI_OFFSET; |