don't convert "fubar" to a control endpoint (type 0).

Reference: /n/atom/patch/applied/usbepname
Date: Thu Mar 13 21:26:11 CET 2014
Signed-off-by: quanstro@quanstro.net

--- /sys/src/nix/port/devusb.c	Thu Mar 13 21:24:43 2014
+++ /sys/src/nix/port/devusb.c	Thu Mar 13 21:24:43 2014
@@ -198,13 +198,16 @@
 static int
 name2ttype(char *name)
 {
+	char *p;
 	int i;
 
 	for(i = 0; i < nelem(ttname); i++)
 		if(strcmp(name, ttname[i]) == 0)
 			return i;
 	/* may be a std. USB ep. type */
-	i = strtol(name, nil, 0);
+	i = strtol(name, &p, 0);
+	if(*p != 0)
+		return Tnone;
 	switch(i+1){
 	case Tctl:
 	case Tiso:
--- /sys/src/9/bcm/devusb.c	Thu Mar 13 21:24:43 2014
+++ /sys/src/9/bcm/devusb.c	Thu Mar 13 21:24:43 2014
@@ -205,13 +205,16 @@
 static int
 name2ttype(char *name)
 {
+	char *p;
 	int i;
 
 	for(i = 0; i < nelem(ttname); i++)
 		if(strcmp(name, ttname[i]) == 0)
 			return i;
 	/* may be a std. USB ep. type */
-	i = strtol(name, nil, 0);
+	i = strtol(name, &p, 0);
+	if(*p != 0)
+		return Tnone;
 	switch(i+1){
 	case Tctl:
 	case Tiso:
--- /sys/src/9/kw/devusb.c	Thu Mar 13 21:24:43 2014
+++ /sys/src/9/kw/devusb.c	Thu Mar 13 21:24:43 2014
@@ -205,13 +205,16 @@
 static int
 name2ttype(char *name)
 {
+	char *p;
 	int i;
 
 	for(i = 0; i < nelem(ttname); i++)
 		if(strcmp(name, ttname[i]) == 0)
 			return i;
 	/* may be a std. USB ep. type */
-	i = strtol(name, nil, 0);
+	i = strtol(name, &p, 0);
+	if(*p != 0)
+		return Tnone;
 	switch(i+1){
 	case Tctl:
 	case Tiso:
--- /sys/src/9/omap/devusb.c	Thu Mar 13 21:24:43 2014
+++ /sys/src/9/omap/devusb.c	Thu Mar 13 21:24:43 2014
@@ -205,13 +205,16 @@
 static int
 name2ttype(char *name)
 {
+	char *p;
 	int i;
 
 	for(i = 0; i < nelem(ttname); i++)
 		if(strcmp(name, ttname[i]) == 0)
 			return i;
 	/* may be a std. USB ep. type */
-	i = strtol(name, nil, 0);
+	i = strtol(name, &p, 0);
+	if(*p != 0)
+		return Tnone;
 	switch(i+1){
 	case Tctl:
 	case Tiso:
--- /sys/src/9/pc/devusb.c	Thu Mar 13 21:24:43 2014
+++ /sys/src/9/pc/devusb.c	Thu Mar 13 21:24:43 2014
@@ -205,13 +205,16 @@
 static int
 name2ttype(char *name)
 {
+	char *p;
 	int i;
 
 	for(i = 0; i < nelem(ttname); i++)
 		if(strcmp(name, ttname[i]) == 0)
 			return i;
 	/* may be a std. USB ep. type */
-	i = strtol(name, nil, 0);
+	i = strtol(name, &p, 0);
+	if(*p != 0)
+		return Tnone;
 	switch(i+1){
 	case Tctl:
 	case Tiso:
--- /sys/src/9/pcpae/devusb.c	Thu Mar 13 21:24:43 2014
+++ /sys/src/9/pcpae/devusb.c	Thu Mar 13 21:24:43 2014
@@ -205,13 +205,16 @@
 static int
 name2ttype(char *name)
 {
+	char *p;
 	int i;
 
 	for(i = 0; i < nelem(ttname); i++)
 		if(strcmp(name, ttname[i]) == 0)
 			return i;
 	/* may be a std. USB ep. type */
-	i = strtol(name, nil, 0);
+	i = strtol(name, &p, 0);
+	if(*p != 0)
+		return Tnone;
 	switch(i+1){
 	case Tctl:
 	case Tiso: