Reduce scope for variable.

[simgrid.git] / src / smpi / mpi / smpi_request.cpp

diff --git a/src/smpi/mpi/smpi_request.cpp b/src/smpi/mpi/smpi_request.cpp
index f2a700d..05c2e70 100644 (file)
--- a/src/smpi/mpi/smpi_request.cpp
+++ b/src/smpi/mpi/smpi_request.cpp
@@ -369,7 +369,6 @@ int Request::recv(void *buf, int count, MPI_Datatype datatype, int src, int tag,
 {
   MPI_Request request = irecv(buf, count, datatype, src, tag, comm);
   int retval = wait(&request,status);
-  request = nullptr;
   return retval;
 }
 
@@ -382,7 +381,6 @@ void Request::bsend(const void *buf, int count, MPI_Datatype datatype, int dst,
   if(dst != MPI_PROC_NULL)
    request->start();
   wait(&request, MPI_STATUS_IGNORE);
-  request = nullptr;
 }
 
 void Request::send(const void *buf, int count, MPI_Datatype datatype, int dst, int tag, MPI_Comm comm)
@@ -393,7 +391,6 @@ void Request::send(const void *buf, int count, MPI_Datatype datatype, int dst, i
   if(dst != MPI_PROC_NULL)
    request->start();
   wait(&request, MPI_STATUS_IGNORE);
-  request = nullptr;
 }
 
 void Request::ssend(const void *buf, int count, MPI_Datatype datatype, int dst, int tag, MPI_Comm comm)
@@ -405,7 +402,6 @@ void Request::ssend(const void *buf, int count, MPI_Datatype datatype, int dst,
   if(dst != MPI_PROC_NULL)
    request->start();
   wait(&request,MPI_STATUS_IGNORE);
-  request = nullptr;
 }
 
 void Request::sendrecv(const void *sendbuf, int sendcount, MPI_Datatype sendtype,int dst, int sendtag,
@@ -535,12 +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 ");