X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ian/git?p=secnet.git;a=blobdiff_plain;f=site.c;h=04e3a0d8584cb995a30f688f6dd27723b31857ff;hp=0da21efcd3b6b9f82018afeab3fe29eb48e929a1;hb=f7857c831a1999529dc54c795b5eeebdd199b8e1;hpb=534fb389bb3c26e750d7be69c7554c025c64dcfe

diff --git a/site.c b/site.c
index 0da21ef..04e3a0d 100644
--- a/site.c
+++ b/site.c
@@ -1456,7 +1456,7 @@ static void enter_state_run(struct site *st)
     FILLZERO(st->remoteN);
     dispose_transform(&st->new_transform);
     memset(st->dhsecret,0,st->dh->len);
-    memset(st->sharedsecret,0,st->sharedsecretlen);
+    if (st->sharedsecret) memset(st->sharedsecret,0,st->sharedsecretlen);
     set_link_quality(st);
 
     if (st->keepalive && !current_valid(st))