diff --git a/sys/dev/sound/pcm/feeder.h b/sys/dev/sound/pcm/feeder.h
--- a/sys/dev/sound/pcm/feeder.h
+++ b/sys/dev/sound/pcm/feeder.h
@@ -39,7 +39,6 @@
 };
 
 struct pcm_feederdesc {
-	u_int32_t type;
 	u_int32_t in, out;
 };
 
diff --git a/sys/dev/sound/pcm/feeder.c b/sys/dev/sound/pcm/feeder.c
--- a/sys/dev/sound/pcm/feeder.c
+++ b/sys/dev/sound/pcm/feeder.c
@@ -97,7 +97,7 @@
 	if (desc) {
 		*(f->desc) = *desc;
 	} else {
-		f->desc->type = FEEDER_ROOT;
+		f->class->type = FEEDER_ROOT;
 		f->desc->in = 0;
 		f->desc->out = 0;
 	}
@@ -162,7 +162,7 @@
 
 	f = c->feeder;
 	while (f != NULL) {
-		if (f->desc->type == type)
+		if (f->class->type == type)
 			return f;
 		f = f->source;
 	}
diff --git a/sys/dev/sound/pcm/feeder_chain.c b/sys/dev/sound/pcm/feeder_chain.c
--- a/sys/dev/sound/pcm/feeder_chain.c
+++ b/sys/dev/sound/pcm/feeder_chain.c
@@ -144,7 +144,6 @@
 	int ret;
 
 	desc = &(cdesc->desc);
-	desc->type = FEEDER_FORMAT;
 	desc->in = 0;
 	desc->out = 0;
 
@@ -216,7 +215,6 @@
 		return (ret);
 
 	desc = &(cdesc->desc);
-	desc->type = FEEDER_RATE;
 	desc->in = 0;
 	desc->out = 0;
 
@@ -293,7 +291,6 @@
 		return (ret);
 
 	desc = &(cdesc->desc);
-	desc->type = FEEDER_MATRIX;
 	desc->in = 0;
 	desc->out = 0;
 
@@ -349,7 +346,6 @@
 		return (ret);
 
 	desc = &(cdesc->desc);
-	desc->type = FEEDER_VOLUME;
 	desc->in = 0;
 	desc->out = 0;
 
@@ -416,7 +412,6 @@
 		return (ret);
 
 	desc = &(cdesc->desc);
-	desc->type = FEEDER_EQ;
 	desc->in = 0;
 	desc->out = 0;
 
@@ -495,7 +490,6 @@
 	int ret;
 
 	desc = &(cdesc->desc);
-	desc->type = FEEDER_MIXER;
 	desc->in = 0;
 	desc->out = 0;
 
diff --git a/sys/dev/sound/pcm/feeder_matrix.c b/sys/dev/sound/pcm/feeder_matrix.c
--- a/sys/dev/sound/pcm/feeder_matrix.c
+++ b/sys/dev/sound/pcm/feeder_matrix.c
@@ -413,7 +413,7 @@
     struct pcmchan_matrix *m_out)
 {
 
-	if (f == NULL || f->desc == NULL || f->desc->type != FEEDER_MATRIX ||
+	if (f == NULL || f->desc == NULL || f->class->type != FEEDER_MATRIX ||
 	    f->data == NULL)
 		return (EINVAL);
 
diff --git a/sys/dev/sound/pcm/feeder_volume.c b/sys/dev/sound/pcm/feeder_volume.c
--- a/sys/dev/sound/pcm/feeder_volume.c
+++ b/sys/dev/sound/pcm/feeder_volume.c
@@ -332,7 +332,7 @@
 	struct feed_volume_info *info;
 	uint32_t i;
 
-	if (f == NULL || f->desc == NULL || f->desc->type != FEEDER_VOLUME ||
+	if (f == NULL || f->desc == NULL || f->class->type != FEEDER_VOLUME ||
 	    f->data == NULL || m == NULL || m->channels < SND_CHN_MIN ||
 	    m->channels > SND_CHN_MAX)
 		return (EINVAL);
diff --git a/sys/dev/sound/pcm/sndstat.c b/sys/dev/sound/pcm/sndstat.c
--- a/sys/dev/sound/pcm/sndstat.c
+++ b/sys/dev/sound/pcm/sndstat.c
@@ -533,12 +533,12 @@
 			f = f->source;
 		while (f != NULL) {
 			sbuf_printf(&sb, "%s", f->class->name);
-			if (f->desc->type == FEEDER_FORMAT) {
+			if (f->class->type == FEEDER_FORMAT) {
 				snd_afmt2str(f->desc->in, buf, sizeof(buf));
 				sbuf_printf(&sb, "(%s -> ", buf);
 				snd_afmt2str(f->desc->out, buf, sizeof(buf));
 				sbuf_printf(&sb, "%s)", buf);
-			} else if (f->desc->type == FEEDER_MATRIX) {
+			} else if (f->class->type == FEEDER_MATRIX) {
 				sbuf_printf(&sb, "(%d.%dch -> %d.%dch)",
 				    AFMT_CHANNEL(f->desc->in) -
 				    AFMT_EXTCHANNEL(f->desc->in),
@@ -546,7 +546,7 @@
 				    AFMT_CHANNEL(f->desc->out) -
 				    AFMT_EXTCHANNEL(f->desc->out),
 				    AFMT_EXTCHANNEL(f->desc->out));
-			} else if (f->desc->type == FEEDER_RATE) {
+			} else if (f->class->type == FEEDER_RATE) {
 				sbuf_printf(&sb, "(%d -> %d)",
 				    FEEDER_GET(f, FEEDRATE_SRC),
 				    FEEDER_GET(f, FEEDRATE_DST));
@@ -1328,10 +1328,10 @@
 			f = f->source;
 		while (f != NULL) {
 			sbuf_printf(s, "%s", f->class->name);
-			if (f->desc->type == FEEDER_FORMAT) {
+			if (f->class->type == FEEDER_FORMAT) {
 				sbuf_printf(s, "(0x%08x -> 0x%08x)",
 				    f->desc->in, f->desc->out);
-			} else if (f->desc->type == FEEDER_MATRIX) {
+			} else if (f->class->type == FEEDER_MATRIX) {
 				sbuf_printf(s, "(%d.%d -> %d.%d)",
 				    AFMT_CHANNEL(f->desc->in) -
 				    AFMT_EXTCHANNEL(f->desc->in),
@@ -1339,7 +1339,7 @@
 				    AFMT_CHANNEL(f->desc->out) -
 				    AFMT_EXTCHANNEL(f->desc->out),
 				    AFMT_EXTCHANNEL(f->desc->out));
-			} else if (f->desc->type == FEEDER_RATE) {
+			} else if (f->class->type == FEEDER_RATE) {
 				sbuf_printf(s,
 				    "(0x%08x q:%d %d -> %d)",
 				    f->desc->out,