From 48064f8deefd5424591a1caeb4ddf6ae9754679a Mon Sep 17 00:00:00 2001
From: Daniel Stenberg <daniel@haxx.se>
Date: Tue, 5 Jun 2007 13:42:23 +0000
Subject: [PATCH] if we read zero bytes from the proxy, the connection is
 broken and we need to bail out

---
 lib/socks.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/lib/socks.c b/lib/socks.c
index 6b95e752d..e1ad86cc0 100644
--- a/lib/socks.c
+++ b/lib/socks.c
@@ -98,6 +98,11 @@ static int blockread_all(struct connectdata *conn, /* connection data */
       result = CURLE_OK;
       break;
     }
+    if(!nread) {
+      result = ~CURLE_OK;
+      break;
+    }
+
     buffersize -= nread;
     buf += nread;
     allread += nread;