[GNUnet-SVN] r35285 - gnunet/src/ats

[gnunet]

Author: wachs
Date: 2015-02-19 21:30:05 +0100 (Thu, 19 Feb 2015)
New Revision: 35285

Modified:
   gnunet/src/ats/plugin_ats_mlp.c
Log:
fix crash: check if problem is already created before updating


Modified: gnunet/src/ats/plugin_ats_mlp.c
===================================================================
--- gnunet/src/ats/plugin_ats_mlp.c     2015-02-18 14:08:39 UTC (rev 35284)
+++ gnunet/src/ats/plugin_ats_mlp.c     2015-02-19 20:30:05 UTC (rev 35285)
@@ -785,7 +785,6 @@
   double *val_array;
   int *ind_array;
 
-  GNUNET_assert (NULL != p);
   GNUNET_assert (NULL != p->prob);
 
   /* Get number of columns and prepare data structure */
@@ -1589,8 +1588,8 @@
   {
     LOG(GNUNET_ERROR_TYPE_DEBUG, "Problem size changed, rebuilding\n");
     notify(mlp, GAS_OP_SOLVE_SETUP_START, GAS_STAT_SUCCESS, GAS_INFO_FULL);
-    mlp_delete_problem(mlp);
-    if (GNUNET_SYSERR == mlp_create_problem(mlp))
+    mlp_delete_problem (mlp);
+    if (GNUNET_SYSERR == mlp_create_problem (mlp))
       {
         notify(mlp, GAS_OP_SOLVE_SETUP_STOP, GAS_STAT_FAIL, GAS_INFO_FULL);
         return GNUNET_SYSERR;
@@ -1905,6 +1904,9 @@
   struct MLP_information *mlpi = address->solver_information;
   struct GAS_MLP_Handle *mlp = solver;
 
+  if (NULL == mlp->p.prob)
+    return; /* There is no MLP problem to update yet */
+
   if (NULL == mlpi)
   {
     LOG (GNUNET_ERROR_TYPE_INFO,