diff options
| -rw-r--r-- | sound/isa/sb/sb16_main.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/sound/isa/sb/sb16_main.c b/sound/isa/sb/sb16_main.c index 74db11525003..c4930efd44e3 100644 --- a/sound/isa/sb/sb16_main.c +++ b/sound/isa/sb/sb16_main.c @@ -703,6 +703,9 @@ static int snd_sb16_dma_control_put(struct snd_kcontrol *kcontrol, struct snd_ct unsigned char nval, oval; int change; + if (chip->mode & (SB_MODE_PLAYBACK | SB_MODE_CAPTURE)) + return -EBUSY; + nval = ucontrol->value.enumerated.item[0]; if (nval > 2) return -EINVAL; |