Added braces around switch statement as the styleguide tells us.
Indented the switch-block for it and split a function call
(driver->unlocked_ioctl() on line 1876) arguments to several lines to
fit the 80-column convention.

Signed-off-by: Matthias Beyer <m...@beyermatthias.de>
---
 drivers/usb/core/devio.c | 60 ++++++++++++++++++++++++++----------------------
 1 file changed, 33 insertions(+), 27 deletions(-)

diff --git a/drivers/usb/core/devio.c b/drivers/usb/core/devio.c
index 8aca6b93..215d882 100644
--- a/drivers/usb/core/devio.c
+++ b/drivers/usb/core/devio.c
@@ -1843,36 +1843,42 @@ static int proc_ioctl(struct dev_state *ps, struct 
usbdevfs_ioctl *ctl)
        }
        else if (!(intf = usb_ifnum_to_if(ps->dev, ctl->ifno))) {
                retval = -EINVAL;
-       else switch (ctl->ioctl_code) {
-
-       /* disconnect kernel driver from interface */
-       case USBDEVFS_DISCONNECT:
-               if (intf->dev.driver) {
-                       driver = to_usb_driver(intf->dev.driver);
-                       dev_dbg(&intf->dev, "disconnect by usbfs\n");
-                       usb_driver_release_interface(driver, intf);
-               } else
-                       retval = -ENODATA;
-               break;
+       }
+       else {
+               switch (ctl->ioctl_code) {
+
+               /* disconnect kernel driver from interface */
+               case USBDEVFS_DISCONNECT:
+                       if (intf->dev.driver) {
+                               driver = to_usb_driver(intf->dev.driver);
+                               dev_dbg(&intf->dev, "disconnect by usbfs\n");
+                               usb_driver_release_interface(driver, intf);
+                       } else {
+                               retval = -ENODATA;
+                       }
+                       break;
 
-       /* let kernel drivers try to (re)bind to the interface */
-       case USBDEVFS_CONNECT:
-               if (!intf->dev.driver)
-                       retval = device_attach(&intf->dev);
-               else
-                       retval = -EBUSY;
-               break;
+               /* let kernel drivers try to (re)bind to the interface */
+               case USBDEVFS_CONNECT:
+                       if (!intf->dev.driver)
+                               retval = device_attach(&intf->dev);
+                       else
+                               retval = -EBUSY;
+                       break;
 
-       /* talk directly to the interface's driver */
-       default:
-               if (intf->dev.driver)
-                       driver = to_usb_driver(intf->dev.driver);
-               if (driver == NULL || driver->unlocked_ioctl == NULL) {
-                       retval = -ENOTTY;
-               } else {
-                       retval = driver->unlocked_ioctl(intf, ctl->ioctl_code, 
buf);
-                       if (retval == -ENOIOCTLCMD)
+               /* talk directly to the interface's driver */
+               default:
+                       if (intf->dev.driver)
+                               driver = to_usb_driver(intf->dev.driver);
+                       if (driver == NULL || driver->unlocked_ioctl == NULL) {
                                retval = -ENOTTY;
+                       } else {
+                               retval = driver->unlocked_ioctl(intf,
+                                                               ctl->ioctl_code,
+                                                               buf);
+                               if (retval == -ENOIOCTLCMD)
+                                       retval = -ENOTTY;
+                       }
                }
        }
 
-- 
1.8.4

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