diff options
Diffstat (limited to 'drivers/usb/core/devio.c')
| -rw-r--r-- | drivers/usb/core/devio.c | 15 |
1 files changed, 6 insertions, 9 deletions
diff --git a/drivers/usb/core/devio.c b/drivers/usb/core/devio.c index c2f62a3993d..a7131ad630f 100644 --- a/drivers/usb/core/devio.c +++ b/drivers/usb/core/devio.c @@ -37,7 +37,6 @@ #include <linux/fs.h> #include <linux/mm.h> #include <linux/slab.h> -#include <linux/smp_lock.h> #include <linux/signal.h> #include <linux/poll.h> #include <linux/module.h> @@ -965,10 +964,11 @@ static int proc_getdriver(struct dev_state *ps, void __user *arg) static int proc_connectinfo(struct dev_state *ps, void __user *arg) { - struct usbdevfs_connectinfo ci; + struct usbdevfs_connectinfo ci = { + .devnum = ps->dev->devnum, + .slow = ps->dev->speed == USB_SPEED_LOW + }; - ci.devnum = ps->dev->devnum; - ci.slow = ps->dev->speed == USB_SPEED_LOW; if (copy_to_user(arg, &ci, sizeof(ci))) return -EFAULT; return 0; @@ -1668,13 +1668,10 @@ static int proc_ioctl(struct dev_state *ps, struct usbdevfs_ioctl *ctl) default: if (intf->dev.driver) driver = to_usb_driver(intf->dev.driver); - if (driver == NULL || driver->ioctl == NULL) { + if (driver == NULL || driver->unlocked_ioctl == NULL) { retval = -ENOTTY; } else { - /* keep API that guarantees BKL */ - lock_kernel(); - retval = driver->ioctl(intf, ctl->ioctl_code, buf); - unlock_kernel(); + retval = driver->unlocked_ioctl(intf, ctl->ioctl_code, buf); if (retval == -ENOIOCTLCMD) retval = -ENOTTY; } |