NFSv4.1: clean up nfs4_recall_slot to use nfs4_alloc_slots

Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
index 0402ebb..5e5cc5a 100644
--- a/fs/nfs/nfs4proc.c
+++ b/fs/nfs/nfs4proc.c
@@ -5656,7 +5656,7 @@
 	return status;
 }
 
-static struct nfs4_slot *nfs4_alloc_slots(u32 max_slots, gfp_t gfp_flags)
+struct nfs4_slot *nfs4_alloc_slots(u32 max_slots, gfp_t gfp_flags)
 {
 	return kmalloc_array(max_slots, sizeof(struct nfs4_slot), gfp_flags);
 }