1 files changed, 8 insertions, 2 deletions

diff --git a/src/fs/gnunet-service-fs.c b/src/fs/gnunet-service-fs.c
index 05c7e2192..c22a5b5a9 100644
--- a/src/fs/gnunet-service-fs.c
+++ b/src/fs/gnunet-service-fs.c
@@ -1041,8 +1041,14 @@ hash_for_index_val (void *cls,
                   "Hash mismatch trying to index file `%s' which does not have hash `%s'\n"),
                 isc->filename,
                 GNUNET_h2s (&isc->file_id));
-    env = GNUNET_MQ_msg (msg,
-                         GNUNET_MESSAGE_TYPE_FS_INDEX_START_FAILED);
+
+    const char *emsg = "hash mismatch";
+    const size_t msize = strlen(emsg) + 1;
+
+    env = GNUNET_MQ_msg_extra (msg,
+                               msize,
+                               GNUNET_MESSAGE_TYPE_FS_INDEX_START_FAILED);
+    memcpy((char*) &msg[1], emsg, msize);
     GNUNET_MQ_send (lc->mq,
                     env);
     GNUNET_SERVICE_client_continue (lc->client);