Merge release-5-0 into master

[alexxy/gromacs.git] / src / gromacs / mdlib / ns.c

diff --git a/src/gromacs/mdlib/ns.c b/src/gromacs/mdlib/ns.c
index dc833e2d014ed0f8317651d3784c0a636d74fb15..3a36007d646c926fd1b39e3a47e69a6ddf78eacf 100644 (file)
--- a/src/gromacs/mdlib/ns.c
+++ b/src/gromacs/mdlib/ns.c
@@ -292,7 +292,10 @@ void init_neighbor_list(FILE *log, t_forcerec *fr, int homenr)
             )
         {
             fr->solvent_opt = esolNO;
-            fprintf(log, "Note: The available nonbonded kernels do not support water optimization - disabling.\n");
+            if (log != NULL)
+            {
+                fprintf(log, "Note: The available nonbonded kernels do not support water optimization - disabling.\n");
+            }
         }
 
         if (fr->efep != efepNO)