diff options
| author | Arnd Bergmann <arnd@arndb.de> | 2010-06-01 23:04:44 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2010-08-10 14:35:36 -0700 |
| commit | 1548b13b75a2ec06f46220004e91c37818be6c18 (patch) | |
| tree | 65fb7fa6dd3e02c2e5c94b0ee69e81d4915e053f /drivers | |
| parent | 00b81fb23a4937a24cb010f41ac173a786eb4c55 (diff) | |
| download | linux-3.10-1548b13b75a2ec06f46220004e91c37818be6c18.tar.gz linux-3.10-1548b13b75a2ec06f46220004e91c37818be6c18.tar.bz2 linux-3.10-1548b13b75a2ec06f46220004e91c37818be6c18.zip | |
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>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/usb/gadget/f_fs.c | 2 | ||||
| -rw-r--r-- | drivers/usb/gadget/inode.c | 6 |
2 files changed, 2 insertions, 6 deletions
diff --git a/drivers/usb/gadget/f_fs.c b/drivers/usb/gadget/f_fs.c index 2aaa0f75c6c..c51c2131407 100644 --- 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 63fc171c0ed..fc35406fc80 100644 --- 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; } |