SNDRV_MIXER_OSS_SIGNATURE 801 sound/core/oss/mixer_oss.c if (slot->signature != SNDRV_MIXER_OSS_SIGNATURE) SNDRV_MIXER_OSS_SIGNATURE 849 sound/core/oss/mixer_oss.c if (slot->signature != SNDRV_MIXER_OSS_SIGNATURE) SNDRV_MIXER_OSS_SIGNATURE 1057 sound/core/oss/mixer_oss.c pslot->signature = SNDRV_MIXER_OSS_SIGNATURE;