[PATCH] remove unused struct member

[Kevin Lo]

Hi,

This diff removes an unused member sc_iface_number of the softc.  Ok?

Index: sys/dev/usb/uticom.c
===================================================================
RCS file: /cvs/src/sys/dev/usb/uticom.c,v
retrieving revision 1.32
diff -u -p -u -p -r1.32 uticom.c
--- sys/dev/usb/uticom.c        8 Apr 2017 02:57:25 -0000       1.32
+++ sys/dev/usb/uticom.c        14 Mar 2018 07:34:55 -0000
@@ -120,8 +120,6 @@ struct      uticom_softc {
        struct usbd_device      *sc_udev;       /* device */
        struct usbd_interface   *sc_iface;      /* interface */
 
-       int                     sc_iface_number; /* interface number */
-
        struct usbd_interface   *sc_intr_iface; /* interrupt interface */
        int                     sc_intr_number; /* interrupt number */
        struct usbd_pipe        *sc_intr_pipe;  /* interrupt pipe */
@@ -271,7 +269,6 @@ uticom_attach_hook(struct device *self)
 
        /* Find the bulk out interface used to upload firmware. */
        id = usbd_get_interface_descriptor(sc->sc_iface);
-       sc->sc_iface_number = id->bInterfaceNumber;
 
        for (i = 0; i < id->bNumEndpoints; i++) {
                ed = usbd_interface2endpoint_descriptor(sc->sc_iface, i);
@@ -351,7 +348,6 @@ fwload_done:
 
        /* Find the interrupt endpoints. */
        id = usbd_get_interface_descriptor(sc->sc_iface);
-       sc->sc_iface_number = id->bInterfaceNumber;
 
        for (i = 0; i < id->bNumEndpoints; i++) {
                ed = usbd_interface2endpoint_descriptor(sc->sc_iface, i);
@@ -382,7 +378,6 @@ fwload_done:
 
        /* Find the bulk{in,out} endpoints. */
        id = usbd_get_interface_descriptor(sc->sc_iface);
-       sc->sc_iface_number = id->bInterfaceNumber;
 
        for (i = 0; i < id->bNumEndpoints; i++) {
                ed = usbd_interface2endpoint_descriptor(sc->sc_iface, i);
Index: sys/dev/usb/uts.c
===================================================================
RCS file: /cvs/src/sys/dev/usb/uts.c,v
retrieving revision 1.40
diff -u -p -u -p -r1.40 uts.c
--- sys/dev/usb/uts.c   8 Apr 2017 02:57:25 -0000       1.40
+++ sys/dev/usb/uts.c   14 Mar 2018 07:34:55 -0000
@@ -57,7 +57,6 @@ struct uts_softc {
        struct device           sc_dev;
        struct usbd_device      *sc_udev;
        struct usbd_interface   *sc_iface;
-       int                     sc_iface_number;
        int                     sc_product;
        int                     sc_vendor;
 
@@ -180,7 +179,6 @@ uts_attach(struct device *parent, struct
 
        /* Find the interrupt endpoint */
        id = usbd_get_interface_descriptor(sc->sc_iface);
-       sc->sc_iface_number = id->bInterfaceNumber;
 
        for (i = 0; i < id->bNumEndpoints; i++) {
                ed = usbd_interface2endpoint_descriptor(sc->sc_iface, i);
Index: sys/dev/usb/uvscom.c
===================================================================
RCS file: /cvs/src/sys/dev/usb/uvscom.c,v
retrieving revision 1.35
diff -u -p -u -p -r1.35 uvscom.c
--- sys/dev/usb/uvscom.c        8 Apr 2017 02:57:25 -0000       1.35
+++ sys/dev/usb/uvscom.c        14 Mar 2018 07:34:55 -0000
@@ -130,7 +130,6 @@ struct      uvscom_softc {
        struct device           sc_dev;         /* base device */
        struct usbd_device      *sc_udev;       /* USB device */
        struct usbd_interface   *sc_iface;      /* interface */
-       int                     sc_iface_number;/* interface number */
 
        struct usbd_interface   *sc_intr_iface; /* interrupt interface */
        int                     sc_intr_number; /* interrupt number */
@@ -269,7 +268,6 @@ uvscom_attach(struct device *parent, str
        }
 
        id = usbd_get_interface_descriptor(sc->sc_iface);
-       sc->sc_iface_number = id->bInterfaceNumber;
 
        /* Find endpoints */
        for (i = 0; i < id->bNumEndpoints; i++) {