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Diffstat (limited to 'sound/firewire/fireworks/fireworks.c')
| -rw-r--r-- | sound/firewire/fireworks/fireworks.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/sound/firewire/fireworks/fireworks.c b/sound/firewire/fireworks/fireworks.c index d5b19bc11e59..8f27b67503c8 100644 --- a/sound/firewire/fireworks/fireworks.c +++ b/sound/firewire/fireworks/fireworks.c @@ -301,7 +301,10 @@ static void efw_update(struct fw_unit *unit) struct snd_efw *efw = dev_get_drvdata(&unit->device); snd_efw_transaction_bus_reset(efw->unit); + + mutex_lock(&efw->mutex); snd_efw_stream_update_duplex(efw); + mutex_unlock(&efw->mutex); } static void efw_remove(struct fw_unit *unit) |