From d701fac78fc418e4aeb9e25ad2fcd0035e80b1fe Mon Sep 17 00:00:00 2001
From: Frediano Ziglio <fziglio@redhat.com>
Date: Wed, 20 Jun 2018 14:23:44 +0100
Subject: [PATCH] dispatcher: Define pollfd variable only if needed

Signed-off-by: Frediano Ziglio <fziglio@redhat.com>
Acked-by: Christophe de Dinechin <dinechin@redhat.com>
---
 server/dispatcher.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/server/dispatcher.c b/server/dispatcher.c
index 301feffd..3e0decde 100644
--- a/server/dispatcher.c
+++ b/server/dispatcher.c
@@ -190,13 +190,13 @@ static int read_safe(int fd, uint8_t *buf, size_t size, int block)
 {
     int read_size = 0;
     int ret;
-    struct pollfd pollfd = {.fd = fd, .events = POLLIN, .revents = 0};
 
     if (size == 0) {
         return 0;
     }
 
     if (!block) {
+        struct pollfd pollfd = {.fd = fd, .events = POLLIN, .revents = 0};
         while ((ret = poll(&pollfd, 1, 0)) == -1) {
             if (errno == EINTR) {
                 spice_debug("EINTR in poll");