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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: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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1 changed files with 0 additions and 4 deletions
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@ -208,7 +208,6 @@ int fhci_hub_control(struct usb_hcd *hcd, u16 typeReq, u16 wValue,
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{
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struct fhci_hcd *fhci = hcd_to_fhci(hcd);
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int retval = 0;
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int len = 0;
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struct usb_hub_status *hub_status;
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struct usb_port_status *port_status;
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unsigned long flags;
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@ -272,7 +271,6 @@ int fhci_hub_control(struct usb_hcd *hcd, u16 typeReq, u16 wValue,
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break;
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case GetHubDescriptor:
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memcpy(buf, root_hub_des, sizeof(root_hub_des));
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len = (buf[0] < wLength) ? buf[0] : wLength;
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break;
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case GetHubStatus:
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hub_status = (struct usb_hub_status *)buf;
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@ -280,7 +278,6 @@ int fhci_hub_control(struct usb_hcd *hcd, u16 typeReq, u16 wValue,
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cpu_to_le16(fhci->vroot_hub->hub.wHubStatus);
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hub_status->wHubChange =
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cpu_to_le16(fhci->vroot_hub->hub.wHubChange);
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len = 4;
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break;
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case GetPortStatus:
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port_status = (struct usb_port_status *)buf;
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@ -288,7 +285,6 @@ int fhci_hub_control(struct usb_hcd *hcd, u16 typeReq, u16 wValue,
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cpu_to_le16(fhci->vroot_hub->port.wPortStatus);
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port_status->wPortChange =
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cpu_to_le16(fhci->vroot_hub->port.wPortChange);
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len = 4;
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break;
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case SetHubFeature:
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switch (wValue) {
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