5 files changed, 7 insertions, 6 deletions
diff --git a/drivers/usb/atm/usbatm.c b/drivers/usb/atm/usbatm.c
index 1cdb8758ae01..2da6615fbb6f 100644
--- a/drivers/usb/atm/usbatm.c
+++ b/drivers/usb/atm/usbatm.c
@@ -1018,7 +1018,8 @@ int usbatm_usb_probe(struct usb_interface *intf, const struct usb_device_id *id,
 	size_t size;
 
 	/* instance init */
-	size = struct_size(instance, urbs, num_rcv_urbs + num_snd_urbs);
+	size = struct_size(instance, urbs,
+			   size_add(num_rcv_urbs, num_snd_urbs));
 	instance = kzalloc(size, GFP_KERNEL);
 	if (!instance)
 		return -ENOMEM;
diff --git a/drivers/usb/gadget/function/f_fs.c b/drivers/usb/gadget/function/f_fs.c
index ec26df0306f2..efe3e3b85769 100644
--- a/drivers/usb/gadget/function/f_fs.c
+++ b/drivers/usb/gadget/function/f_fs.c
@@ -202,7 +202,7 @@ struct ffs_epfile {
 struct ffs_buffer {
 	size_t length;
 	char *data;
-	char storage[];
+	char storage[] __counted_by(length);
 };
 
 /*  ffs_io_data structure ***************************************************/
diff --git a/drivers/usb/gadget/function/f_midi.c b/drivers/usb/gadget/function/f_midi.c
index 2d02f25f9597..5335845d697b 100644
--- a/drivers/usb/gadget/function/f_midi.c
+++ b/drivers/usb/gadget/function/f_midi.c
@@ -99,7 +99,7 @@ struct f_midi {
 	unsigned int in_last_port;
 	unsigned char free_ref;
 
-	struct gmidi_in_port	in_ports_array[/* in_ports */];
+	struct gmidi_in_port	in_ports_array[] __counted_by(in_ports);
 };
 
 static inline struct f_midi *func_to_midi(struct usb_function *f)
@@ -1349,6 +1349,7 @@ static struct usb_function *f_midi_alloc(struct usb_function_instance *fi)
 		status = -ENOMEM;
 		goto setup_fail;
 	}
+	midi->in_ports = opts->in_ports;
 
 	for (i = 0; i < opts->in_ports; i++)
 		midi->in_ports_array[i].cable = i;
@@ -1359,7 +1360,6 @@ static struct usb_function *f_midi_alloc(struct usb_function_instance *fi)
 		status = -ENOMEM;
 		goto midi_free;
 	}
-	midi->in_ports = opts->in_ports;
 	midi->out_ports = opts->out_ports;
 	midi->index = opts->index;
 	midi->buflen = opts->buflen;
diff --git a/drivers/usb/host/ohci.h b/drivers/usb/host/ohci.h
index aac6285b37f8..631dda6174b4 100644
--- a/drivers/usb/host/ohci.h
+++ b/drivers/usb/host/ohci.h
@@ -337,7 +337,7 @@ typedef struct urb_priv {
 	u16			length;		// # tds in this request
 	u16			td_cnt;		// tds already serviced
 	struct list_head	pending;
-	struct td		*td[];		// all TDs in this request
+	struct td		*td[] __counted_by(length); // all TDs in this request
 
 } urb_priv_t;
 
diff --git a/drivers/usb/host/xhci.h b/drivers/usb/host/xhci.h
index 5df370482521..3d0451f5880a 100644
--- a/drivers/usb/host/xhci.h
+++ b/drivers/usb/host/xhci.h
@@ -1666,7 +1666,7 @@ struct xhci_scratchpad {
 struct urb_priv {
 	int	num_tds;
 	int	num_tds_done;
-	struct	xhci_td	td[];
+	struct	xhci_td	td[] __counted_by(num_tds);
 };
 
 /*