From d861fa224a4bdde3063bf46a8d091f7a740f1c25 Mon Sep 17 00:00:00 2001
From: Mark Pizzolato <mark@infocomm.com>
Date: Wed, 1 May 2019 21:48:47 -0700
Subject: [PATCH] SLIRP: Fix coverity identified complaint

---
 slirp/socket.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/slirp/socket.c b/slirp/socket.c
index ac6b9549..e9516736 100644
--- a/slirp/socket.c
+++ b/slirp/socket.c
@@ -632,7 +632,8 @@ tcp_listen(Slirp *slirp, uint32_t haddr, u_int hport, uint32_t laddr,
             (listen(s,1) == SOCKET_ERROR)) {
                 int tmperrno = errno; /* Don't clobber the real reason we failed */
 
-                closesocket(s);
+                if (s != -1)
+                    closesocket(s);
                 sofree(so);
                 fprintf (stderr, "Socket Error %d", tmperrno);
                 /* Restore the real errno */