diff options
| -rw-r--r-- | sound/pci/hda/hda_intel.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c index 19e67a1b602..ddabc827ac4 100644 --- a/sound/pci/hda/hda_intel.c +++ b/sound/pci/hda/hda_intel.c @@ -1275,10 +1275,12 @@ static int probe_codec(struct azx *chip, int addr) (AC_VERB_PARAMETERS << 8) | AC_PAR_VENDOR_ID; unsigned int res; + mutex_lock(&chip->bus->cmd_mutex); chip->probing = 1; azx_send_cmd(chip->bus, cmd); res = azx_get_response(chip->bus, addr); chip->probing = 0; + mutex_unlock(&chip->bus->cmd_mutex); if (res == -1) return -EIO; snd_printdd(SFX "codec #%d probed OK\n", addr); |