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| author | Al Viro <viro@zeniv.linux.org.uk> | 2012-08-28 12:52:22 -0400 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2012-09-26 22:20:08 -0400 |
| commit | 2903ff019b346ab8d36ebbf54853c3aaf6590608 (patch) | |
| tree | 962d94054765bb37bc00e977c3036e65c5fd91fe /fs/ioctl.c | |
| parent | a5b470ba06aa3f96999ede5feba178df6bdb134a (diff) | |
| download | linux-stable-2903ff019b346ab8d36ebbf54853c3aaf6590608.tar.gz linux-stable-2903ff019b346ab8d36ebbf54853c3aaf6590608.tar.bz2 linux-stable-2903ff019b346ab8d36ebbf54853c3aaf6590608.zip | |
switch simple cases of fget_light to fdget
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/ioctl.c')
| -rw-r--r-- | fs/ioctl.c | 25 |
1 files changed, 9 insertions, 16 deletions
diff --git a/fs/ioctl.c b/fs/ioctl.c index 29167bebe874..3bdad6d1f268 100644 --- a/fs/ioctl.c +++ b/fs/ioctl.c @@ -603,21 +603,14 @@ int do_vfs_ioctl(struct file *filp, unsigned int fd, unsigned int cmd, SYSCALL_DEFINE3(ioctl, unsigned int, fd, unsigned int, cmd, unsigned long, arg) { - struct file *filp; - int error = -EBADF; - int fput_needed; - - filp = fget_light(fd, &fput_needed); - if (!filp) - goto out; - - error = security_file_ioctl(filp, cmd, arg); - if (error) - goto out_fput; - - error = do_vfs_ioctl(filp, fd, cmd, arg); - out_fput: - fput_light(filp, fput_needed); - out: + int error; + struct fd f = fdget(fd); + + if (!f.file) + return -EBADF; + error = security_file_ioctl(f.file, cmd, arg); + if (!error) + error = do_vfs_ioctl(f.file, fd, cmd, arg); + fdput(f); return error; } |