From 06e09cdd47eaa8f7e90ce2c3df9b4b2042b195f3 Mon Sep 17 00:00:00 2001
From: Nick Mathewson <nickm@torproject.org>
Date: Sat, 24 Jun 2006 02:06:52 +0000
Subject: [PATCH] Apparently, zlib sometimes reports Z_BUF_ERROR on input
 exhaustion as well as on running out of output space.  This could well fix
 the assert bug reported by weasel and arma.

svn:r6682
---
 src/common/torgzip.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/common/torgzip.c b/src/common/torgzip.c
index c08ed514d8..aca8386cc7 100644
--- a/src/common/torgzip.c
+++ b/src/common/torgzip.c
@@ -348,6 +348,8 @@ tor_zlib_process(tor_zlib_state_t *state,
     case Z_STREAM_END:
       return TOR_ZLIB_DONE;
     case Z_BUF_ERROR:
+      if (state->stream.avail_in == 0)
+        return Z_OK;
       return TOR_ZLIB_BUF_FULL;
     case Z_OK:
       if (state->stream.avail_out == 0)