Reduce scope for variable.

diff --git a/src/smpi/mpi/smpi_request.cpp b/src/smpi/mpi/smpi_request.cpp
index 8939695..05c2e70 100644 (file)
--- a/src/smpi/mpi/smpi_request.cpp
+++ b/src/smpi/mpi/smpi_request.cpp
@@ -531,12 +531,11 @@ void Request::start()
     if ((flags_ & MPI_REQ_SSEND) == 0 &&
         ((flags_ & MPI_REQ_RMA) != 0 || (flags_ & MPI_REQ_BSEND) != 0 ||
          static_cast<int>(size_) < smpi_cfg_detached_send_thresh())) {
-      void *oldbuf = nullptr;
       detached_    = true;
       XBT_DEBUG("Send request %p is detached", this);
       this->ref();
       if (not(type_->flags() & DT_FLAG_DERIVED)) {
-        oldbuf = buf_;
+        void* oldbuf = buf_;
         if (not process->replaying() && oldbuf != nullptr && size_ != 0) {
           if (smpi_switch_data_segment(simgrid::s4u::Actor::by_pid(src_), buf_))
             XBT_DEBUG("Privatization : We are sending from a zone inside global memory. Switch data segment ");