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| author | Arnd Bergmann <arnd@arndb.de> | 2010-07-04 00:15:10 +0200 |
|---|---|---|
| committer | Frederic Weisbecker <fweisbec@gmail.com> | 2010-08-14 00:24:24 +0200 |
| commit | b19dd42faf413b4705d4adb38521e82d73fa4249 (patch) | |
| tree | fbfdea065c3772b2de2c37238af6afcad2e42934 /fs/ioctl.c | |
| parent | c6d7ba8b12636923f3e30997dec69bed58e176b6 (diff) | |
| download | linux-3.10-b19dd42faf413b4705d4adb38521e82d73fa4249.tar.gz linux-3.10-b19dd42faf413b4705d4adb38521e82d73fa4249.tar.bz2 linux-3.10-b19dd42faf413b4705d4adb38521e82d73fa4249.zip | |
bkl: Remove locked .ioctl file operation
The last user is gone, so we can safely remove this
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Cc: John Kacur <jkacur@redhat.com>
Cc: Al Viro <viro@ZenIV.linux.org.uk>
Cc: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
Diffstat (limited to 'fs/ioctl.c')
| -rw-r--r-- | fs/ioctl.c | 18 |
1 files changed, 4 insertions, 14 deletions
diff --git a/fs/ioctl.c b/fs/ioctl.c index 2d140a71386..f855ea4fc88 100644 --- a/fs/ioctl.c +++ b/fs/ioctl.c @@ -29,7 +29,6 @@ * @arg: command-specific argument for ioctl * * Invokes filesystem specific ->unlocked_ioctl, if one exists; otherwise - * invokes filesystem specific ->ioctl method. If neither method exists, * returns -ENOTTY. * * Returns 0 on success, -errno on error. @@ -39,21 +38,12 @@ static long vfs_ioctl(struct file *filp, unsigned int cmd, { int error = -ENOTTY; - if (!filp->f_op) + if (!filp->f_op || !filp->f_op->unlocked_ioctl) goto out; - if (filp->f_op->unlocked_ioctl) { - error = filp->f_op->unlocked_ioctl(filp, cmd, arg); - if (error == -ENOIOCTLCMD) - error = -EINVAL; - goto out; - } else if (filp->f_op->ioctl) { - lock_kernel(); - error = filp->f_op->ioctl(filp->f_path.dentry->d_inode, - filp, cmd, arg); - unlock_kernel(); - } - + error = filp->f_op->unlocked_ioctl(filp, cmd, arg); + if (error == -ENOIOCTLCMD) + error = -EINVAL; out: return error; } |