SUNRPC: drop null test before destroy functions

Remove unneeded NULL test.

The semantic patch that makes this change is as follows:
(http://coccinelle.lip6.fr/)

// <smpl>
@@ expression x; @@
-if (x != NULL)
  \(kmem_cache_destroy\|mempool_destroy\|dma_pool_destroy\)(x);
// </smpl>

Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>

diff --git a/net/sunrpc/sched.c b/net/sunrpc/sched.c
index b140c092d226edd7d207f077e511d828cc08a615..425ca2f37dd926ddffa7404b97efbde355ca8538 100644 (file)
--- a/net/sunrpc/sched.c
+++ b/net/sunrpc/sched.c
@@ -1092,14 +1092,10 @@ void
 rpc_destroy_mempool(void)
 {
        rpciod_stop();
-       if (rpc_buffer_mempool)
-               mempool_destroy(rpc_buffer_mempool);
-       if (rpc_task_mempool)
-               mempool_destroy(rpc_task_mempool);
-       if (rpc_task_slabp)
-               kmem_cache_destroy(rpc_task_slabp);
-       if (rpc_buffer_slabp)
-               kmem_cache_destroy(rpc_buffer_slabp);
+       mempool_destroy(rpc_buffer_mempool);
+       mempool_destroy(rpc_task_mempool);
+       kmem_cache_destroy(rpc_task_slabp);
+       kmem_cache_destroy(rpc_buffer_slabp);
        rpc_destroy_wait_queue(&delay_queue);
 }