diff options
author | Sergei Shtylyov <sergei.shtylyov@cogentembedded.com> | 2015-01-11 17:49:01 -0500 |
---|---|---|
committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2015-01-25 07:48:28 -0500 |
commit | a5790e9e834bb48cb681620ec680203edb536242 (patch) | |
tree | 01ec3841acf3f363da7e3701367421bb0c1c86a7 | |
parent | 368fbc34c4602accd1ba76d03b4cce07c9c90cf7 (diff) |
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>
-rw-r--r-- | drivers/usb/host/fhci-hub.c | 4 |
1 files changed, 0 insertions, 4 deletions
diff --git a/drivers/usb/host/fhci-hub.c b/drivers/usb/host/fhci-hub.c index 4d061a26b1ad..a081a780874d 100644 --- a/drivers/usb/host/fhci-hub.c +++ b/drivers/usb/host/fhci-hub.c | |||
@@ -208,7 +208,6 @@ int fhci_hub_control(struct usb_hcd *hcd, u16 typeReq, u16 wValue, | |||
208 | { | 208 | { |
209 | struct fhci_hcd *fhci = hcd_to_fhci(hcd); | 209 | struct fhci_hcd *fhci = hcd_to_fhci(hcd); |
210 | int retval = 0; | 210 | int retval = 0; |
211 | int len = 0; | ||
212 | struct usb_hub_status *hub_status; | 211 | struct usb_hub_status *hub_status; |
213 | struct usb_port_status *port_status; | 212 | struct usb_port_status *port_status; |
214 | unsigned long flags; | 213 | unsigned long flags; |
@@ -272,7 +271,6 @@ int fhci_hub_control(struct usb_hcd *hcd, u16 typeReq, u16 wValue, | |||
272 | break; | 271 | break; |
273 | case GetHubDescriptor: | 272 | case GetHubDescriptor: |
274 | memcpy(buf, root_hub_des, sizeof(root_hub_des)); | 273 | memcpy(buf, root_hub_des, sizeof(root_hub_des)); |
275 | len = (buf[0] < wLength) ? buf[0] : wLength; | ||
276 | break; | 274 | break; |
277 | case GetHubStatus: | 275 | case GetHubStatus: |
278 | hub_status = (struct usb_hub_status *)buf; | 276 | hub_status = (struct usb_hub_status *)buf; |
@@ -280,7 +278,6 @@ int fhci_hub_control(struct usb_hcd *hcd, u16 typeReq, u16 wValue, | |||
280 | cpu_to_le16(fhci->vroot_hub->hub.wHubStatus); | 278 | cpu_to_le16(fhci->vroot_hub->hub.wHubStatus); |
281 | hub_status->wHubChange = | 279 | hub_status->wHubChange = |
282 | cpu_to_le16(fhci->vroot_hub->hub.wHubChange); | 280 | cpu_to_le16(fhci->vroot_hub->hub.wHubChange); |
283 | len = 4; | ||
284 | break; | 281 | break; |
285 | case GetPortStatus: | 282 | case GetPortStatus: |
286 | port_status = (struct usb_port_status *)buf; | 283 | port_status = (struct usb_port_status *)buf; |
@@ -288,7 +285,6 @@ int fhci_hub_control(struct usb_hcd *hcd, u16 typeReq, u16 wValue, | |||
288 | cpu_to_le16(fhci->vroot_hub->port.wPortStatus); | 285 | cpu_to_le16(fhci->vroot_hub->port.wPortStatus); |
289 | port_status->wPortChange = | 286 | port_status->wPortChange = |
290 | cpu_to_le16(fhci->vroot_hub->port.wPortChange); | 287 | cpu_to_le16(fhci->vroot_hub->port.wPortChange); |
291 | len = 4; | ||
292 | break; | 288 | break; |
293 | case SetHubFeature: | 289 | case SetHubFeature: |
294 | switch (wValue) { | 290 | switch (wValue) { |