usb: gadget: Do not take BKL for gadget->ops->ioctl

There is no gadget driver in the tree that
actually implements the ioctl operation, so
obviously it is not necessary to hold the
BKL around the call.

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Cc: David Brownell <dbrownell@users.sourceforge.net>
Cc: Michał Nazarewicz <m.nazarewicz@samsung.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/drivers/usb/gadget/f_fs.c b/drivers/usb/gadget/f_fs.c
index 2aaa0f75c6cf79936f5f1e03bc1c002e42f5e59a..c51c21314076a8f99e6e591ef66662311e3459b3 100644 (file)
--- a/drivers/usb/gadget/f_fs.c
+++ b/drivers/usb/gadget/f_fs.c
@@ -714,9 +714,7 @@ static long ffs_ep0_ioctl(struct file *file, unsigned code, unsigned long value)
                struct ffs_function *func = ffs->func;
                ret = func ? ffs_func_revmap_intf(func, value) : -ENODEV;
        } else if (gadget->ops->ioctl) {
-               lock_kernel();
                ret = gadget->ops->ioctl(gadget, code, value);
-               unlock_kernel();
        } else {
                ret = -ENOTTY;
        }

diff --git a/drivers/usb/gadget/inode.c b/drivers/usb/gadget/inode.c
index 63fc171c0ed97c0c6a4e91725ae8b6ebd38ac0f2..fc35406fc80c3e72562bbb96068f99e462663842 100644 (file)
--- a/drivers/usb/gadget/inode.c
+++ b/drivers/usb/gadget/inode.c
@@ -1299,11 +1299,9 @@ static long dev_ioctl (struct file *fd, unsigned code, unsigned long value)
        struct usb_gadget       *gadget = dev->gadget;
        long ret = -ENOTTY;
 
-       if (gadget->ops->ioctl) {
-               lock_kernel();
+       if (gadget->ops->ioctl)
                ret = gadget->ops->ioctl (gadget, code, value);
-               unlock_kernel();
-       }
+
        return ret;
 }