Drop LIST_HEAD where the variable it declares is never used. This was introduced in c5c707f96fc9a ("nfsd: implement pNFS layout recalls"), but was not used even in that commit. The semantic patch that fixes this problem is as follows: (http://coccinelle.lip6.fr/) // <smpl> @@ identifier x; @@ - LIST_HEAD(x); ... when != x // </smpl> Fixes: c5c707f96fc9a ("nfsd: implement pNFS layout recalls") Signed-off-by: Julia Lawall <Julia.Lawall@xxxxxxx> --- Successfully 0-day tested on 151 configurations. fs/nfsd/nfs4layouts.c | 1 - 1 file changed, 1 deletion(-) diff --git a/fs/nfsd/nfs4layouts.c b/fs/nfsd/nfs4layouts.c index 2b36aa037ce0..44517fb5c0de 100644 --- a/fs/nfsd/nfs4layouts.c +++ b/fs/nfsd/nfs4layouts.c @@ -656,7 +656,6 @@ nfsd4_cb_layout_done(struct nfsd4_callback *cb, struct rpc_task *task) struct nfsd_net *nn; ktime_t now, cutoff; const struct nfsd4_layout_ops *ops; - LIST_HEAD(reaplist); switch (task->tk_status) {