[PATCH] RPC: rationalize set_buffer_size

 In fact, ->set_buffer_size should be completely functionless for non-UDP.

 Test-plan:
 Check socket buffer size on UDP sockets over time.

 Signed-off-by: Chuck Lever <cel@netapp.com>
 Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>

1 files changed, 2 insertions, 8 deletions

diff --git a/net/sunrpc/clnt.c b/net/sunrpc/clnt.c
index 24b44e73f391..5a8f01d726e9 100644
--- a/net/sunrpc/clnt.c
+++ b/net/sunrpc/clnt.c
@@ -517,14 +517,8 @@ void
 rpc_setbufsize(struct rpc_clnt *clnt, unsigned int sndsize, unsigned int rcvsize)
 {
         struct rpc_xprt *xprt = clnt->cl_xprt;
-
-        xprt->sndsize = 0;
-        if (sndsize)
-                xprt->sndsize = sndsize + RPC_SLACK_SPACE;
-        xprt->rcvsize = 0;
-        if (rcvsize)
-                xprt->rcvsize = rcvsize + RPC_SLACK_SPACE;
-        xprt->ops->set_buffer_size(xprt);
+        if (xprt->ops->set_buffer_size)
+                xprt->ops->set_buffer_size(xprt, sndsize, rcvsize);
 }
 
 /*