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    Subject[PATCH 1/2] net-qmi_wwan: Refactoring for qmi_wwan_bind()
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    From: Markus Elfring <elfring@users.sourceforge.net>
    Date: Fri, 1 Jan 2016 17:32:07 +0100

    Reduce the scope for the local variable "desc" to one branch
    of an if statement.

    Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
    ---
    drivers/net/usb/qmi_wwan.c | 3 ++-
    1 file changed, 2 insertions(+), 1 deletion(-)

    diff --git a/drivers/net/usb/qmi_wwan.c b/drivers/net/usb/qmi_wwan.c
    index d0b2973..5b8af06 100644
    --- a/drivers/net/usb/qmi_wwan.c
    +++ b/drivers/net/usb/qmi_wwan.c
    @@ -345,7 +345,6 @@ static int qmi_wwan_bind(struct usbnet *dev, struct usb_interface *intf)
    int status = -1;
    u8 *buf = intf->cur_altsetting->extra;
    int len = intf->cur_altsetting->extralen;
    - struct usb_interface_descriptor *desc = &intf->cur_altsetting->desc;
    struct usb_cdc_union_desc *cdc_union;
    struct usb_cdc_ether_desc *cdc_ether;
    struct usb_driver *driver = driver_of(intf);
    @@ -366,6 +365,8 @@ static int qmi_wwan_bind(struct usbnet *dev, struct usb_interface *intf)

    /* Use separate control and data interfaces if we found a CDC Union */
    if (cdc_union) {
    + struct usb_interface_descriptor *desc = &intf->cur_altsetting->desc;
    +
    info->data = usb_ifnum_to_if(dev->udev,
    cdc_union->bSlaveInterface0);
    if (desc->bInterfaceNumber != cdc_union->bMasterInterface0 ||
    --
    2.6.3


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