From 5a9615951cb663c3e5313d6b80ec62ecc2272fb8 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?S=C3=A9bastien=20Villemot?= <sebastien.villemot@ens.fr>
Date: Wed, 24 Nov 2010 19:12:03 +0100
Subject: [PATCH] Kronecker DLL: fix minor issue (was creating a lot of
 warnings under Octave)

---
 mex/sources/kronecker/A_times_B_kronecker_C.cc | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/mex/sources/kronecker/A_times_B_kronecker_C.cc b/mex/sources/kronecker/A_times_B_kronecker_C.cc
index cde824158..a4c325cdc 100644
--- a/mex/sources/kronecker/A_times_B_kronecker_C.cc
+++ b/mex/sources/kronecker/A_times_B_kronecker_C.cc
@@ -152,12 +152,14 @@ mexFunction(int nlhs, mxArray *plhs[], int nrhs, const mxArray *prhs[])
   int numthreads;
   A = mxGetPr(prhs[0]);
   B = mxGetPr(prhs[1]);
-  numthreads = (int) mxGetScalar(prhs[2]);
   if (nrhs == 4)
     {
       C = mxGetPr(prhs[2]);
       numthreads = (int) mxGetScalar(prhs[3]);
     }
+  else
+    numthreads = (int) mxGetScalar(prhs[2]);
+
   // Initialization of the ouput:
   double *D;
   if (nrhs == 4)