X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/e18a7b043d161b29d0bf3f5743cb7a570241576a..a3d08dd00246eb26ced68c5b0e046096706bbe23:/src/smpi/mpi/smpi_win.cpp

diff --git a/src/smpi/mpi/smpi_win.cpp b/src/smpi/mpi/smpi_win.cpp
index f9761085cf..02c7765ea1 100644
--- a/src/smpi/mpi/smpi_win.cpp
+++ b/src/smpi/mpi/smpi_win.cpp
@@ -413,7 +413,7 @@ int Win::compare_and_swap(void *origin_addr, void *compare_addr,
   }
 
   XBT_DEBUG("Entering MPI_Compare_and_swap with %d", target_rank);
-  MPI_Request req;
+  MPI_Request req = MPI_REQUEST_NULL;
   xbt_mutex_acquire(send_win->atomic_mut_);
   get(result_addr, 1, datatype, target_rank,
               target_disp, 1, datatype, &req);