Discussion:
[PATCH] usb: hub: remove unused variable
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Sudip Mukherjee
2014-10-21 10:21:34 UTC
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Raw Message
the integer variable 'feature' was not being used anywhere in the function.
so it is safe to remove the variable.

Signed-off-by: Sudip Mukherjee <***@vectorindia.org>
---
drivers/usb/core/hub.c | 5 -----
1 file changed, 5 deletions(-)

diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c
index 11e80ac..7eb45cd 100644
--- a/drivers/usb/core/hub.c
+++ b/drivers/usb/core/hub.c
@@ -3907,14 +3907,9 @@ static void usb_enable_link_state(struct usb_hcd *hcd, struct usb_device *udev,
static int usb_disable_link_state(struct usb_hcd *hcd, struct usb_device *udev,
enum usb3_link_state state)
{
- int feature;
-
switch (state) {
case USB3_LPM_U1:
- feature = USB_PORT_FEAT_U1_TIMEOUT;
- break;
case USB3_LPM_U2:
- feature = USB_PORT_FEAT_U2_TIMEOUT;
break;
default:
dev_warn(&udev->dev, "%s: Can't disable non-U1 or U2 state.\n",
--
1.8.1.2
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