core/oss/pcm_oss.c

2062 	struct snd_pcm_substream *psubstream = NULL, *csubstream = NULL;
2070 	csubstream = pcm_oss_file->streams[SNDRV_PCM_STREAM_CAPTURE];
2077 	if (csubstream) {
2078 		err = snd_pcm_oss_make_ready(csubstream);
2112 	if (csubstream) {
2113       		runtime = csubstream->runtime;
2134 			err = snd_pcm_kernel_ioctl(csubstream, cmd, NULL);
2144 	struct snd_pcm_substream *psubstream = NULL, *csubstream = NULL;
2148 	csubstream = pcm_oss_file->streams[SNDRV_PCM_STREAM_CAPTURE];
2151 	if (csubstream && csubstream->runtime && csubstream->runtime->oss.trigger)
2830 	struct snd_pcm_substream *psubstream = NULL, *csubstream = NULL;
2835 	csubstream = pcm_oss_file->streams[SNDRV_PCM_STREAM_CAPTURE];
2848 	if (csubstream != NULL) {
2849 		struct snd_pcm_runtime *runtime = csubstream->runtime;
2852 		scoped_guard(pcm_stream_lock_irq, csubstream) {
2855 			    snd_pcm_oss_capture_ready(csubstream))