NFSv4.1: Clean up pnfs_put_lseg()

There is no longer a need to use pnfs_free_lseg_list(). Just call
pnfs_free_lseg() directly.
Signed-off-by: NTrond Myklebust <Trond.Myklebust@netapp.com>

fs/nfs/pnfs.c

@@ -315,7 +315,7 @@ init_lseg(struct pnfs_layout_hdr *lo, struct pnfs_layout_segment *lseg)
 	lseg->pls_layout = lo;
 }
 
-static void free_lseg(struct pnfs_layout_segment *lseg)
+static void pnfs_free_lseg(struct pnfs_layout_segment *lseg)
 {
 	struct inode *ino = lseg->pls_layout->plh_inode;
 
@@ -352,12 +352,9 @@ pnfs_put_lseg(struct pnfs_layout_segment *lseg)
 	lo = lseg->pls_layout;
 	inode = lo->plh_inode;
 	if (atomic_dec_and_lock(&lseg->pls_refcount, &inode->i_lock)) {
-		LIST_HEAD(free_me);
-
 		pnfs_layout_remove_lseg(lo, lseg);
 		spin_unlock(&inode->i_lock);
-		list_add(&lseg->pls_list, &free_me);
-		pnfs_free_lseg_list(&free_me);
+		pnfs_free_lseg(lseg);
 	}
 }
 EXPORT_SYMBOL_GPL(pnfs_put_lseg);
@@ -494,7 +491,7 @@ pnfs_free_lseg_list(struct list_head *free_me)
 
 	list_for_each_entry_safe(lseg, tmp, free_me, pls_list) {
 		list_del(&lseg->pls_list);
-		free_lseg(lseg);
+		pnfs_free_lseg(lseg);
 	}
 }