From dcdeb631b8b9ae6554cb3a65078a84d70d1a26f4 Mon Sep 17 00:00:00 2001
From: yoe <yoe>
Date: Thu, 19 Oct 2006 19:32:26 +0000
Subject: [PATCH] r201: Plug possible segfault upon connection close

---
 nbd-server.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/nbd-server.c b/nbd-server.c
index a35aafb..a89ab16 100644
--- a/nbd-server.c
+++ b/nbd-server.c
@@ -927,7 +927,7 @@ int mainloop(CLIENT *client) {
 		if (request.type==NBD_CMD_DISC) {
 			msg2(LOG_INFO, "Disconnect request received.");
 			if (client->difmap) g_free(client->difmap) ;
-                	if (client->difffile>=0) { 
+                	if (client->server->flags & F_COPYONWRITE) { 
                 		close(client->difffile);
 				unlink(client->difffilename);
 				free(client->difffilename);
-- 
1.7.10.4