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Commit a5790e9e authored by Sergei Shtylyov's avatar Sergei Shtylyov Committed by Greg Kroah-Hartman
Browse files

fhci-hub: kill 'len' variable in fhci_hub_control() 



The 'len' variable in fhci_hub_control() is write-only, so totally useless.

Signed-off-by: default avatarSergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 368fbc34

drivers/usb/host/fhci-hub.c

+0 −4
Original line number Diff line number Diff line
@@ -208,7 +208,6 @@ int fhci_hub_control(struct usb_hcd *hcd, u16 typeReq, u16 wValue, 
{

	struct fhci_hcd *fhci = hcd_to_fhci(hcd);

	int retval = 0;

	int len = 0;

	struct usb_hub_status *hub_status;

	struct usb_port_status *port_status;

	unsigned long flags;
@@ -272,7 +271,6 @@ int fhci_hub_control(struct usb_hcd *hcd, u16 typeReq, u16 wValue, 
		break;

	case GetHubDescriptor:

		memcpy(buf, root_hub_des, sizeof(root_hub_des));

		len = (buf[0] < wLength) ? buf[0] : wLength;

		break;

	case GetHubStatus:

		hub_status = (struct usb_hub_status *)buf;
@@ -280,7 +278,6 @@ int fhci_hub_control(struct usb_hcd *hcd, u16 typeReq, u16 wValue, 
		    cpu_to_le16(fhci->vroot_hub->hub.wHubStatus);

		hub_status->wHubChange =

		    cpu_to_le16(fhci->vroot_hub->hub.wHubChange);

		len = 4;

		break;

	case GetPortStatus:

		port_status = (struct usb_port_status *)buf;
@@ -288,7 +285,6 @@ int fhci_hub_control(struct usb_hcd *hcd, u16 typeReq, u16 wValue, 
		    cpu_to_le16(fhci->vroot_hub->port.wPortStatus);

		port_status->wPortChange =

		    cpu_to_le16(fhci->vroot_hub->port.wPortChange);

		len = 4;

		break;

	case SetHubFeature:

		switch (wValue) {