[GNUnet-SVN] [gnunet] branch master updated: fix several memory leaks

[gnunet]

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julius-buenger pushed a commit to branch master
in repository gnunet.

The following commit(s) were added to refs/heads/master by this push:
     new 8790a0dbe fix several memory leaks
8790a0dbe is described below

commit 8790a0dbeae9be48306661f9639931b6cb5d6632
Author: Julius Bünger <address@hidden>
AuthorDate: Tue Jun 26 15:00:42 2018 +0200

    fix several memory leaks
---
 src/rps/gnunet-service-rps.c           | 108 +++++++++++++++++----------------
 src/rps/gnunet-service-rps_custommap.c |   1 +
 src/rps/gnunet-service-rps_sampler.c   |   1 +
 src/rps/rps-test_util.c                |   6 +-
 src/util/common_allocation.c           |   1 +
 src/util/disk.c                        |   1 +
 6 files changed, 63 insertions(+), 55 deletions(-)

diff --git a/src/rps/gnunet-service-rps.c b/src/rps/gnunet-service-rps.c
index 06adec8b5..33d4e4fc3 100644
--- a/src/rps/gnunet-service-rps.c
+++ b/src/rps/gnunet-service-rps.c
@@ -503,6 +503,8 @@ add_valid_peer (const struct GNUNET_PeerIdentity *peer)
   return ret;
 }
 
+static void
+remove_pending_message (struct PendingMessage *pending_msg, int cancel);
 
 /**
  * @brief Set the peer flag to living and
@@ -531,7 +533,7 @@ set_peer_live (struct PeerContext *peer_ctx)
          GNUNET_i2s (&peer_ctx->peer_id));
     // TODO wait until cadet sets mq->cancel_impl
     //GNUNET_MQ_send_cancel (peer_ctx->liveliness_check_pending->ev);
-    GNUNET_free (peer_ctx->liveliness_check_pending);
+    remove_pending_message (peer_ctx->liveliness_check_pending, GNUNET_YES);
     peer_ctx->liveliness_check_pending = NULL;
   }
 
@@ -653,56 +655,6 @@ get_mq (const struct GNUNET_PeerIdentity *peer)
   return peer_ctx->mq;
 }
 
-
-/**
- * @brief This is called in response to the first message we sent as a
- * liveliness check.
- *
- * @param cls #PeerContext of peer with pending liveliness check
- */
-static void
-mq_liveliness_check_successful (void *cls)
-{
-  struct PeerContext *peer_ctx = cls;
-
-  if (NULL != peer_ctx->liveliness_check_pending)
-  {
-    LOG (GNUNET_ERROR_TYPE_DEBUG,
-        "Liveliness check for peer %s was successfull\n",
-        GNUNET_i2s (&peer_ctx->peer_id));
-    GNUNET_free (peer_ctx->liveliness_check_pending);
-    peer_ctx->liveliness_check_pending = NULL;
-    set_peer_live (peer_ctx);
-  }
-}
-
-/**
- * Issue a check whether peer is live
- *
- * @param peer_ctx the context of the peer
- */
-static void
-check_peer_live (struct PeerContext *peer_ctx)
-{
-  LOG (GNUNET_ERROR_TYPE_DEBUG,
-       "Get informed about peer %s getting live\n",
-       GNUNET_i2s (&peer_ctx->peer_id));
-
-  struct GNUNET_MQ_Handle *mq;
-  struct GNUNET_MQ_Envelope *ev;
-
-  ev = GNUNET_MQ_msg_header (GNUNET_MESSAGE_TYPE_RPS_PP_CHECK_LIVE);
-  peer_ctx->liveliness_check_pending = GNUNET_new (struct PendingMessage);
-  peer_ctx->liveliness_check_pending->ev = ev;
-  peer_ctx->liveliness_check_pending->peer_ctx = peer_ctx;
-  peer_ctx->liveliness_check_pending->type = "Check liveliness";
-  mq = get_mq (&peer_ctx->peer_id);
-  GNUNET_MQ_notify_sent (ev,
-                         mq_liveliness_check_successful,
-                         peer_ctx);
-  GNUNET_MQ_send (mq, ev);
-}
-
 /**
  * @brief Add an envelope to a message passed to mq to list of pending messages
  *
@@ -757,6 +709,59 @@ remove_pending_message (struct PendingMessage 
*pending_msg, int cancel)
 
 
 /**
+ * @brief This is called in response to the first message we sent as a
+ * liveliness check.
+ *
+ * @param cls #PeerContext of peer with pending liveliness check
+ */
+static void
+mq_liveliness_check_successful (void *cls)
+{
+  struct PeerContext *peer_ctx = cls;
+
+  if (NULL != peer_ctx->liveliness_check_pending)
+  {
+    LOG (GNUNET_ERROR_TYPE_DEBUG,
+        "Liveliness check for peer %s was successfull\n",
+        GNUNET_i2s (&peer_ctx->peer_id));
+    //GNUNET_free (peer_ctx->liveliness_check_pending);
+    remove_pending_message (peer_ctx->liveliness_check_pending, GNUNET_YES);
+    peer_ctx->liveliness_check_pending = NULL;
+    set_peer_live (peer_ctx);
+  }
+}
+
+/**
+ * Issue a check whether peer is live
+ *
+ * @param peer_ctx the context of the peer
+ */
+static void
+check_peer_live (struct PeerContext *peer_ctx)
+{
+  LOG (GNUNET_ERROR_TYPE_DEBUG,
+       "Get informed about peer %s getting live\n",
+       GNUNET_i2s (&peer_ctx->peer_id));
+
+  struct GNUNET_MQ_Handle *mq;
+  struct GNUNET_MQ_Envelope *ev;
+
+  ev = GNUNET_MQ_msg_header (GNUNET_MESSAGE_TYPE_RPS_PP_CHECK_LIVE);
+  //peer_ctx->liveliness_check_pending = GNUNET_new (struct PendingMessage);
+  //peer_ctx->liveliness_check_pending->ev = ev;
+  //peer_ctx->liveliness_check_pending->peer_ctx = peer_ctx;
+  //peer_ctx->liveliness_check_pending->type = "Check liveliness";
+  peer_ctx->liveliness_check_pending =
+    insert_pending_message (&peer_ctx->peer_id, ev, "Check liveliness");
+  mq = get_mq (&peer_ctx->peer_id);
+  GNUNET_MQ_notify_sent (ev,
+                         mq_liveliness_check_successful,
+                         peer_ctx);
+  GNUNET_MQ_send (mq, ev);
+}
+
+
+/**
  * @brief Check whether function of type #PeerOp was already scheduled
  *
  * The array with pending operations will probably never grow really big, so
@@ -2893,7 +2898,6 @@ client_respond (void *cls,
   GNUNET_memcpy (&out_msg[1],
           peer_ids,
           num_peers * sizeof (struct GNUNET_PeerIdentity));
-  GNUNET_free (peer_ids);
 
   cli_ctx = reply_cls->cli_ctx;
   GNUNET_assert (NULL != cli_ctx);
diff --git a/src/rps/gnunet-service-rps_custommap.c 
b/src/rps/gnunet-service-rps_custommap.c
index 90177cb94..42507655b 100644
--- a/src/rps/gnunet-service-rps_custommap.c
+++ b/src/rps/gnunet-service-rps_custommap.c
@@ -220,6 +220,7 @@ CustomPeerMap_remove_peer (const struct CustomPeerMap 
*c_peer_map,
   GNUNET_free (index);
   GNUNET_assert (GNUNET_CONTAINER_multihashmap32_size (c_peer_map->hash_map) ==
                  GNUNET_CONTAINER_multipeermap_size (c_peer_map->peer_map));
+  GNUNET_free (p);
   return GNUNET_OK;
 }
 
diff --git a/src/rps/gnunet-service-rps_sampler.c 
b/src/rps/gnunet-service-rps_sampler.c
index 711d5be63..4d1ae4650 100644
--- a/src/rps/gnunet-service-rps_sampler.c
+++ b/src/rps/gnunet-service-rps_sampler.c
@@ -725,6 +725,7 @@ RPS_sampler_request_cancel (struct RPS_SamplerRequestHandle 
*req_handle)
     }
     GNUNET_free (i);
   }
+  GNUNET_free (req_handle->ids);
   GNUNET_CONTAINER_DLL_remove (req_handle->sampler->req_handle_head,
                                req_handle->sampler->req_handle_tail,
                                req_handle);
diff --git a/src/rps/rps-test_util.c b/src/rps/rps-test_util.c
index 0ee290e67..d47e4952f 100644
--- a/src/rps/rps-test_util.c
+++ b/src/rps/rps-test_util.c
@@ -352,10 +352,10 @@ create_file (const char *name)
   if (NULL == strstr (name, "sampler_el"))
   {/* only append random string to sampler */
     if (NULL == (file_name = GNUNET_DISK_mktemp (name_buf)))
-          LOG (GNUNET_ERROR_TYPE_WARNING, "Could not create file\n");
+      LOG (GNUNET_ERROR_TYPE_WARNING, "Could not create file\n");
 
-  GNUNET_free (name_buf);
-  return file_name;
+    GNUNET_free (name_buf);
+    return file_name;
   }
 
   return name_buf;
diff --git a/src/util/common_allocation.c b/src/util/common_allocation.c
index 53e1a6707..fc7953df2 100644
--- a/src/util/common_allocation.c
+++ b/src/util/common_allocation.c
@@ -486,6 +486,7 @@ GNUNET_asprintf (char **buf,
   *buf = GNUNET_malloc (ret + 1);
   va_start (args, format);
   ret = VSPRINTF (*buf, format, args);
+  GNUNET_free (buf);
   va_end (args);
   return ret;
 }
diff --git a/src/util/disk.c b/src/util/disk.c
index e0227be70..26b615df9 100644
--- a/src/util/disk.c
+++ b/src/util/disk.c
@@ -605,6 +605,7 @@ GNUNET_DISK_mktemp (const char *t)
   umask (omask);
   if (0 != CLOSE (fd))
     LOG_STRERROR_FILE (GNUNET_ERROR_TYPE_WARNING, "close", fn);
+  GNUNET_free (fn);
   return fn;
 }
 

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