7 files changed, 12 insertions, 8 deletions
diff --git a/sound/usb/line6/midi.c b/sound/usb/line6/midi.c
index 6d7cde56a355..e2cf55c53ea8 100644
--- a/sound/usb/line6/midi.c
+++ b/sound/usb/line6/midi.c
@@ -125,7 +125,7 @@ static int send_midi_async(struct usb_line6 *line6, unsigned char *data,
 	}
 
 	usb_fill_int_urb(urb, line6->usbdev,
-			 usb_sndbulkpipe(line6->usbdev,
+			 usb_sndintpipe(line6->usbdev,
 					 line6->properties->ep_ctrl_w),
 			 transfer_buffer, length, midi_sent, line6,
 			 line6->interval);
diff --git a/sound/usb/mixer.c b/sound/usb/mixer.c
index 301ad61ed426..344d7b069d59 100644
--- a/sound/usb/mixer.c
+++ b/sound/usb/mixer.c
@@ -1776,7 +1776,8 @@ static int parse_audio_feature_unit(struct mixer_build *state, int unitid,
 				build_feature_ctl(state, _ftr, ch_bits, control,
 						  &iterm, unitid, ch_read_only);
 			if (uac_v2v3_control_is_readable(master_bits, control))
-				build_feature_ctl(state, _ftr, 0, i, &iterm, unitid,
+				build_feature_ctl(state, _ftr, 0, control,
+						  &iterm, unitid,
 						  !uac_v2v3_control_is_writeable(master_bits,
 										 control));
 		}
@@ -1859,7 +1860,7 @@ static int parse_audio_input_terminal(struct mixer_build *state, int unitid,
 	check_input_term(state, d->bTerminalID, &iterm);
 	if (state->mixer->protocol == UAC_VERSION_2) {
 		/* Check for jack detection. */
-		if (uac_v2v3_control_is_readable(d->bmControls,
+		if (uac_v2v3_control_is_readable(le16_to_cpu(d->bmControls),
 						 UAC2_TE_CONNECTOR)) {
 			build_connector_control(state, &iterm, true);
 		}
@@ -2561,7 +2562,7 @@ static int snd_usb_mixer_controls(struct usb_mixer_interface *mixer)
 			if (err < 0 && err != -EINVAL)
 				return err;
 
-			if (uac_v2v3_control_is_readable(desc->bmControls,
+			if (uac_v2v3_control_is_readable(le16_to_cpu(desc->bmControls),
 							 UAC2_TE_CONNECTOR)) {
 				build_connector_control(&state, &state.oterm,
 							false);
diff --git a/sound/usb/mixer_maps.c b/sound/usb/mixer_maps.c
index 9038b2e7df73..eaa03acd4686 100644
--- a/sound/usb/mixer_maps.c
+++ b/sound/usb/mixer_maps.c
@@ -353,8 +353,11 @@ static struct usbmix_name_map bose_companion5_map[] = {
 /*
  * Dell usb dock with ALC4020 codec had a firmware problem where it got
  * screwed up when zero volume is passed; just skip it as a workaround
+ *
+ * Also the extension unit gives an access error, so skip it as well.
  */
 static const struct usbmix_name_map dell_alc4020_map[] = {
+	{ 4, NULL },	/* extension unit */
 	{ 16, NULL },
 	{ 19, NULL },
 	{ 0 }
diff --git a/sound/usb/stream.c b/sound/usb/stream.c
index 6a8f5843334e..956be9f7c72a 100644
--- a/sound/usb/stream.c
+++ b/sound/usb/stream.c
@@ -349,7 +349,7 @@ snd_pcm_chmap_elem *convert_chmap_v3(struct uac3_cluster_header_descriptor
 			 * TODO: this conversion is not complete, update it
 			 * after adding UAC3 values to asound.h
 			 */
-			switch (is->bChPurpose) {
+			switch (is->bChRelationship) {
 			case UAC3_CH_MONO:
 				map = SNDRV_CHMAP_MONO;
 				break;
diff --git a/sound/usb/usx2y/us122l.c b/sound/usb/usx2y/us122l.c
index ebcab5c5465d..8082f7b077f1 100644
--- a/sound/usb/usx2y/us122l.c
+++ b/sound/usb/usx2y/us122l.c
@@ -139,7 +139,7 @@ static void usb_stream_hwdep_vm_open(struct vm_area_struct *area)
 	snd_printdd(KERN_DEBUG "%i\n", atomic_read(&us122l->mmap_count));
 }
 
-static int usb_stream_hwdep_vm_fault(struct vm_fault *vmf)
+static vm_fault_t usb_stream_hwdep_vm_fault(struct vm_fault *vmf)
 {
 	unsigned long offset;
 	struct page *page;
diff --git a/sound/usb/usx2y/usX2Yhwdep.c b/sound/usb/usx2y/usX2Yhwdep.c
index d8bd7c99b48c..c1dd9a7b48df 100644
--- a/sound/usb/usx2y/usX2Yhwdep.c
+++ b/sound/usb/usx2y/usX2Yhwdep.c
@@ -31,7 +31,7 @@
 #include "usbusx2y.h"
 #include "usX2Yhwdep.h"
 
-static int snd_us428ctls_vm_fault(struct vm_fault *vmf)
+static vm_fault_t snd_us428ctls_vm_fault(struct vm_fault *vmf)
 {
 	unsigned long offset;
 	struct page * page;
diff --git a/sound/usb/usx2y/usx2yhwdeppcm.c b/sound/usb/usx2y/usx2yhwdeppcm.c
index 0d050528a4e1..4fd9276b8e50 100644
--- a/sound/usb/usx2y/usx2yhwdeppcm.c
+++ b/sound/usb/usx2y/usx2yhwdeppcm.c
@@ -652,7 +652,7 @@ static void snd_usX2Y_hwdep_pcm_vm_close(struct vm_area_struct *area)
 }
 
 
-static int snd_usX2Y_hwdep_pcm_vm_fault(struct vm_fault *vmf)
+static vm_fault_t snd_usX2Y_hwdep_pcm_vm_fault(struct vm_fault *vmf)
 {
 	unsigned long offset;
 	void *vaddr;