only change list membership if it is a group

diff --git a/incremental/afs.c b/incremental/afs.c
index 2d2622f89a706d0eeac3fface42ebb0038dbe84b..eb4ce1d52b8cca7fd13f495590d421db2779d4d6 100644 (file)
--- a/incremental/afs.c
+++ b/incremental/afs.c
@@ -186,6 +186,9 @@ int afterc;
 {
     char cmd[512];
 
+    if ((beforec < 4 || !atoi(before[LM_END])) &&
+       (afterc < 4 || !atoi(after[LM_END])))
+      return;
     if (beforec == 0 && !strcmp(after[LM_TYPE], "USER")) {
        sprintf(cmd, "%s adduser -user %s -group system:%s",
                pts, after[LM_MEMBER], after[LM_LIST]);