Btrfs: don't use src fd for printk
authorJosef Bacik <jbacik@fb.com>
Fri, 25 Mar 2016 14:02:41 +0000 (10:02 -0400)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Thu, 19 May 2016 01:35:18 +0000 (18:35 -0700)
commitf188c432c9db3be8a705f6825c5a9d9f837ed215
tree4f312ef15843675343b0cf228273ea57b6126718
parent440323f92e3542110978dcbca890aad8b3798c34
Btrfs: don't use src fd for printk

commit c79b4713304f812d3d6c95826fc3e5fc2c0b0c14 upstream.

The fd we pass in may not be on a btrfs file system, so don't try to do
BTRFS_I() on it.  Thanks,

Signed-off-by: Josef Bacik <jbacik@fb.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
fs/btrfs/ioctl.c