X-Git-Url: http://biod.pnpi.spb.ru/gitweb/?a=blobdiff_plain;f=src%2Fgromacs%2Fmdlib%2Fns.c;h=430e26d304780b5b3f828efdad076163127cff1d;hb=3acec9446e43553cb549e0775a5f4e235c7b783c;hp=496f605300962ce27da0b3a89047a353ffdd4de3;hpb=79cdf779e78f4f4c0c8573dc686004b9af94eb33;p=alexxy%2Fgromacs.git

diff --git a/src/gromacs/mdlib/ns.c b/src/gromacs/mdlib/ns.c
index 496f605300..430e26d304 100644
--- a/src/gromacs/mdlib/ns.c
+++ b/src/gromacs/mdlib/ns.c
@@ -430,6 +430,14 @@ static gmx_inline void close_i_nblist(t_nblist *nlist)
         nlist->jindex[nri+1] = nlist->nrj;
 
         len = nlist->nrj -  nlist->jindex[nri];
+        /* If there are no j-particles we have to reduce the
+         * number of i-particles again, to prevent errors in the
+         * kernel functions.
+         */
+        if ((len == 0) && (nlist->nri > 0))
+        {
+            nlist->nri--;
+        }
     }
 }