From 81c4a12b105773513b944f3385f74a1b6568da78 Mon Sep 17 00:00:00 2001
From: Bart Polot <bart@net.in.tum.de>
Date: Tue, 18 Sep 2012 16:29:43 +0000
Subject: [PATCH] - fix ghost regex bug

---
 src/mesh/gnunet-service-mesh.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/mesh/gnunet-service-mesh.c b/src/mesh/gnunet-service-mesh.c
index e185d0cd4..3163615d2 100644
--- a/src/mesh/gnunet-service-mesh.c
+++ b/src/mesh/gnunet-service-mesh.c
@@ -1339,10 +1339,15 @@ regex_next_edge (const struct MeshRegexBlock *block,
 
   /* Find the longest match for the current string position, 
    * among tokens in the given block */
+  ctx->longest_match = 0;
   result = GNUNET_MESH_regex_block_iterate (block, size,
                                             &regex_edge_iterator, ctx);
   GNUNET_break (GNUNET_OK == result || SIZE_MAX == size);
 
+  /* Did anything match? */
+  if (0 == ctx->longest_match)
+    return;
+
   new_ctx = GNUNET_malloc (sizeof (struct MeshRegexSearchContext));
   new_ctx->info = info;
   new_ctx->position = ctx->position + ctx->longest_match;
-- 
2.25.1