Set s->d1 to NULL after freeing it.

(cherry picked from commit 04638f2fc335a6dc2af8e5d556d36e29c261dcd2)

diff --git a/ssl/d1_lib.c b/ssl/d1_lib.c
index f61f718183083ff23bcbb281c777ee6f9bd364ae..106939f24177b7c727c2ddc4a3344df16d19b14f 100644 (file)
--- a/ssl/d1_lib.c
+++ b/ssl/d1_lib.c
@@ -196,6 +196,7 @@ void dtls1_free(SSL *s)
        pqueue_free(s->d1->buffered_app_data.q);
 
        OPENSSL_free(s->d1);
+       s->d1 = NULL;
        }
 
 void dtls1_clear(SSL *s)