21:31, Ian Kent wrote:
> From: Ian Kent <raven@xxxxxxxxxx>
>
> We missed a memory deallocation in commit 450ba0ea.
>
> If an existing super block is found at mount and there is no
> error condition then the pre-allocated tree_root and fs_info
> are no not used and are not freeded.
>
> Signed-off-by: Ian Kent <raven@xxxxxxxxxx>
Reviewed-by: Li Zefan <lizf@xxxxxxxxxxxxxx>
> ---
>
> fs/btrfs/super.c | 2 ++
> 1 files changed, 2 insertions(+), 0 deletions(-)
>
> diff --git a/fs/btrfs/super.c b/fs/btrfs/super.c
> index 47bf67c..f5cca1b 100644
> --- a/fs/btrfs/super.c
> +++ b/fs/btrfs/super.c
> @@ -654,6 +654,8 @@ static int btrfs_get_sb(struct file_system_type *fs_type, int flags,
> }
>
> btrfs_close_devices(fs_devices);
> + kfree(fs_info);
> + kfree(tree_root);
> } else {
> char b[BDEVNAME_SIZE];
>
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