841 	struct snd_pcm_sw_params *sw_params;  in snd_pcm_oss_change_params()  local
853 	sw_params = kmalloc(sizeof(*sw_params), GFP_KERNEL);  in snd_pcm_oss_change_params()
856 	if (!sw_params || !params || !sparams) {  in snd_pcm_oss_change_params()
990 	memset(sw_params, 0, sizeof(*sw_params));  in snd_pcm_oss_change_params()
992 		sw_params->start_threshold = 1;  in snd_pcm_oss_change_params()
994 		sw_params->start_threshold = runtime->boundary;  in snd_pcm_oss_change_params()
998 		sw_params->stop_threshold = runtime->boundary;  in snd_pcm_oss_change_params()
1000 		sw_params->stop_threshold = runtime->buffer_size;  in snd_pcm_oss_change_params()
1001 	sw_params->tstamp_mode = SNDRV_PCM_TSTAMP_NONE;  in snd_pcm_oss_change_params()
1002 	sw_params->period_step = 1;  in snd_pcm_oss_change_params()
1003 	sw_params->avail_min = substream->stream == SNDRV_PCM_STREAM_PLAYBACK ?  in snd_pcm_oss_change_params()
1007 		sw_params->silence_threshold = 0;  in snd_pcm_oss_change_params()
1008 		sw_params->silence_size = 0;  in snd_pcm_oss_change_params()
1014 		sw_params->silence_threshold = frames;  in snd_pcm_oss_change_params()
1015 		sw_params->silence_size = frames;  in snd_pcm_oss_change_params()
1018 	if ((err = snd_pcm_kernel_ioctl(substream, SNDRV_PCM_IOCTL_SW_PARAMS, sw_params)) < 0) {  in snd_pcm_oss_change_params()
1075 	kfree(sw_params);  in snd_pcm_oss_change_params()