NFS/flexfiles: Remove dead code in ff_layout_mirror_valid()

nfs4_ff_alloc_deviceid_node() guarantees that if mirror->mirror_ds is
a valid pointer, then so is mirror->mirror_ds->ds.

Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>

1 files changed, 0 insertions, 15 deletions

diff --git a/fs/nfs/flexfilelayout/flexfilelayoutdev.c b/fs/nfs/flexfilelayout/flexfilelayoutdev.c
index d8ef4042f25a..69fec9fe7f6c 100644
--- a/fs/nfs/flexfilelayout/flexfilelayoutdev.c
+++ b/fs/nfs/flexfilelayout/flexfilelayoutdev.c
@@ -183,15 +183,6 @@ out_err:
         return NULL;
 }
 
-static void ff_layout_mark_devid_invalid(struct pnfs_layout_segment *lseg,
-                struct nfs4_deviceid_node *devid)
-{
-        nfs4_mark_deviceid_unavailable(devid);
-        if (!ff_layout_has_available_ds(lseg))
-                pnfs_error_mark_layout_for_return(lseg->pls_layout->plh_inode,
-                                lseg);
-}
-
 static bool ff_layout_mirror_valid(struct pnfs_layout_segment *lseg,
                                    struct nfs4_ff_layout_mirror *mirror,
                                    bool create)
@@ -221,12 +212,6 @@ static bool ff_layout_mirror_valid(struct pnfs_layout_segment *lseg,
         if (IS_ERR(mirror->mirror_ds))
                 goto outerr;
 
-        if (mirror->mirror_ds->ds == NULL) {
-                struct nfs4_deviceid_node *devid;
-                devid = &mirror->mirror_ds->id_node;
-                ff_layout_mark_devid_invalid(lseg, devid);
-                return false;
-        }
         return true;
 outerr:
         return false;