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SubjectRe: [PATCH] btrfs: qgroup: Fix inconsistent IS_ERR and PTR_ERR
On Wed, Jan 30, 2019 at 08:30:16PM -0600, Gustavo A. R. Silva wrote:
> Fix inconsistent IS_ERR and PTR_ERR in btrfs_qgroup_trace_subtree_after_cow
>
> The proper pointer to be passed as argument is reloc_eb.
>
> This bug was detected with the help of Coccinelle.
>
> Fixes: 2b35a512e9cf ("btrfs: qgroup: Use delayed subtree rescan for balance")
> Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com>
> ---
> fs/btrfs/qgroup.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/fs/btrfs/qgroup.c b/fs/btrfs/qgroup.c
> index 8559ed92d708..16d7ec8e4a06 100644
> --- a/fs/btrfs/qgroup.c
> +++ b/fs/btrfs/qgroup.c
> @@ -3931,7 +3931,7 @@ int btrfs_qgroup_trace_subtree_after_cow(struct btrfs_trans_handle *trans,
> block->reloc_generation, block->level,
> &block->first_key);
> if (IS_ERR(reloc_eb)) {
> - ret = PTR_ERR(subv_eb);
> + ret = PTR_ERR(reloc_eb);

Thanks, this was reported and fixed but the change has not propagated to
for-next yet.

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