usb: xhci: dbc: remove redundant pointer dbc

Pointer dbc is being assigned but is never used hence it is
redundant and can be removed.

Cleans up clang warning:
variable 'dbc' set but not used [-Wunused-but-set-variable]

Signed-off-by: Colin Ian King <colin.king@canonical.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/usb/host/xhci-dbgcap.c b/drivers/usb/host/xhci-dbgcap.c
index 1fbfd89..73d5a0e 100644 (file)
--- a/drivers/usb/host/xhci-dbgcap.c
+++ b/drivers/usb/host/xhci-dbgcap.c
@@ -909,11 +909,9 @@ static ssize_t dbc_store(struct device *dev,
                         struct device_attribute *attr,
                         const char *buf, size_t count)
 {
-       struct xhci_dbc         *dbc;
        struct xhci_hcd         *xhci;
 
        xhci = hcd_to_xhci(dev_get_drvdata(dev));
-       dbc = xhci->dbc;
 
        if (!strncmp(buf, "enable", 6))
                xhci_dbc_start(xhci);