1 files changed, 8 insertions, 10 deletions

diff --git a/drivers/usb/mtu3/mtu3_trace.h b/drivers/usb/mtu3/mtu3_trace.h
index 1b897636daf2..89870175d635 100644
--- a/drivers/usb/mtu3/mtu3_trace.h
+++ b/drivers/usb/mtu3/mtu3_trace.h
@@ -18,18 +18,16 @@
 
 #include "mtu3.h"
 
-#define MTU3_MSG_MAX	256
-
 TRACE_EVENT(mtu3_log,
 	TP_PROTO(struct device *dev, struct va_format *vaf),
 	TP_ARGS(dev, vaf),
 	TP_STRUCT__entry(
 		__string(name, dev_name(dev))
-		__dynamic_array(char, msg, MTU3_MSG_MAX)
+		__vstring(msg, vaf->fmt, vaf->va)
 	),
 	TP_fast_assign(
-		__assign_str(name, dev_name(dev));
-		vsnprintf(__get_str(msg), MTU3_MSG_MAX, vaf->fmt, *vaf->va);
+		__assign_str(name);
+		__assign_vstr(msg, vaf->fmt, vaf->va);
 	),
 	TP_printk("%s: %s", __get_str(name), __get_str(msg))
 );
@@ -129,7 +127,7 @@ DECLARE_EVENT_CLASS(mtu3_log_request,
 		__field(int, no_interrupt)
 	),
 	TP_fast_assign(
-		__assign_str(name, mreq->mep->name);
+		__assign_str(name);
 		__entry->mreq = mreq;
 		__entry->gpd = mreq->gpd;
 		__entry->actual = mreq->request.actual;
@@ -184,7 +182,7 @@ DECLARE_EVENT_CLASS(mtu3_log_gpd,
 		__field(u32, dw3)
 	),
 	TP_fast_assign(
-		__assign_str(name, mep->name);
+		__assign_str(name);
 		__entry->gpd = gpd;
 		__entry->dw0 = le32_to_cpu(gpd->dw0_info);
 		__entry->dw1 = le32_to_cpu(gpd->next_gpd);
@@ -228,7 +226,7 @@ DECLARE_EVENT_CLASS(mtu3_log_ep,
 		__field(struct mtu3_gpd_ring *, gpd_ring)
 	),
 	TP_fast_assign(
-		__assign_str(name, mep->name);
+		__assign_str(name);
 		__entry->type = mep->type;
 		__entry->slot = mep->slot;
 		__entry->maxp = mep->ep.maxpacket;
@@ -238,8 +236,8 @@ DECLARE_EVENT_CLASS(mtu3_log_ep,
 		__entry->direction = mep->is_in;
 		__entry->gpd_ring = &mep->gpd_ring;
 	),
-	TP_printk("%s: type %d maxp %d slot %d mult %d burst %d ring %p/%pad flags %c:%c%c%c:%c",
-		__get_str(name), __entry->type,
+	TP_printk("%s: type %s maxp %d slot %d mult %d burst %d ring %p/%pad flags %c:%c%c%c:%c",
+		__get_str(name), usb_ep_type_string(__entry->type),
 		__entry->maxp, __entry->slot,
 		__entry->mult, __entry->maxburst,
 		__entry->gpd_ring, &__entry->gpd_ring->dma,