| From c79b4713304f812d3d6c95826fc3e5fc2c0b0c14 Mon Sep 17 00:00:00 2001 |
| From: Josef Bacik <jbacik@fb.com> |
| Date: Fri, 25 Mar 2016 10:02:41 -0400 |
| Subject: Btrfs: don't use src fd for printk |
| |
| From: Josef Bacik <jbacik@fb.com> |
| |
| 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 | 2 +- |
| 1 file changed, 1 insertion(+), 1 deletion(-) |
| |
| --- a/fs/btrfs/ioctl.c |
| +++ b/fs/btrfs/ioctl.c |
| @@ -1657,7 +1657,7 @@ static noinline int btrfs_ioctl_snap_cre |
| |
| src_inode = file_inode(src.file); |
| if (src_inode->i_sb != file_inode(file)->i_sb) { |
| - btrfs_info(BTRFS_I(src_inode)->root->fs_info, |
| + btrfs_info(BTRFS_I(file_inode(file))->root->fs_info, |
| "Snapshot src from another FS"); |
| ret = -EXDEV; |
| } else if (!inode_owner_or_capable(src_inode)) { |
