[tor-commits] [tor/release-0.2.9] If we start/stop reading on a dnsserv connection, don't assert.

[nickm@xxxxxxxxxxxxxx]

commit 650c03127a877eb0de1cfad8afa5cb3d8474a956
Author: Nick Mathewson <nickm@xxxxxxxxxxxxxx>
Date:   Fri Mar 11 10:33:19 2016 -0500

    If we start/stop reading on a dnsserv connection, don't assert.
    
    Fixes bug 16248. Patch from cypherpunks.  Bugfix on 0.2.0.1-alpha.
---
 src/or/main.c | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/src/or/main.c b/src/or/main.c
index bd23141..a2b032d 100644
--- a/src/or/main.c
+++ b/src/or/main.c
@@ -517,6 +517,12 @@ connection_stop_reading(connection_t *conn)
       return;
   });
 
+  /* if dummy conn then no socket and no event, nothing to do here */
+  if (conn->type == CONN_TYPE_AP && TO_EDGE_CONN(conn)->is_dns_request) {
+    tor_assert(!conn->read_event);
+    return;
+  }
+
   tor_assert(conn->read_event);
 
   if (conn->linked) {
@@ -542,6 +548,12 @@ connection_start_reading(connection_t *conn)
       return;
   });
 
+  /* if dummy conn then no socket and no event, nothing to do here */
+  if (conn->type == CONN_TYPE_AP && TO_EDGE_CONN(conn)->is_dns_request) {
+    tor_assert(!conn->read_event);
+    return;
+  }
+
   tor_assert(conn->read_event);
 
   if (conn->linked) {



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