SUNRPC: Handle ECONNREFUSED in xs_local_setup_socket

Silence the unnecessary warning "unhandled error (111) connecting to..."
and convert it to a dprintk for debugging purposes.

Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
diff --git a/net/sunrpc/xprtsock.c b/net/sunrpc/xprtsock.c
index 6db26e5..7163ef5 100644
--- a/net/sunrpc/xprtsock.c
+++ b/net/sunrpc/xprtsock.c
@@ -1902,6 +1902,10 @@
 		dprintk("RPC:       xprt %p: socket %s does not exist\n",
 				xprt, xprt->address_strings[RPC_DISPLAY_ADDR]);
 		break;
+	case -ECONNREFUSED:
+		dprintk("RPC:       xprt %p: connection refused for %s\n",
+				xprt, xprt->address_strings[RPC_DISPLAY_ADDR]);
+		break;
 	default:
 		printk(KERN_ERR "%s: unhandled error (%d) connecting to %s\n",
 				__func__, -status,