On Sun, Dec 23, 2018 at 09:57:06AM +0100, Julia Lawall wrote: > Drop LIST_HEAD where the variable it declares is never used. > > The uses were removed in 3fd0a5585eb9 ("Btrfs: Metadata ENOSPC > handling for balance"), but not the declaration. > > The semantic patch that fixes this problem is as follows: > (http://coccinelle.lip6.fr/) > > // <smpl> > @@ > identifier x; > @@ > - LIST_HEAD(x); > ... when != x > // </smpl> > > Fixes: 3fd0a5585eb9 ("Btrfs: Metadata ENOSPC handling for balance") > Signed-off-by: Julia Lawall <Julia.Lawall@xxxxxxx> Added to patch queue, thanks. I've dropepd the Fixes: line as it's not really a fix that would need to go to stable. The original commit is mentioned in the changelog which is IMHO sufficient.