2 files changed, 3 insertions, 2 deletions

diff --git a/net/sctp/auth.c b/net/sctp/auth.c
index 0e8529113dc5..fb7976aee61c 100644
--- a/net/sctp/auth.c
+++ b/net/sctp/auth.c
@@ -862,8 +862,6 @@ int sctp_auth_set_key(struct sctp_endpoint *ep,
                 list_add(&cur_key->key_list, sh_keys);
 
         cur_key->key = key;
-        sctp_auth_key_hold(key);
-
         return 0;
 nomem:
         if (!replace)
diff --git a/net/sctp/sm_make_chunk.c b/net/sctp/sm_make_chunk.c
index ab734be8cb20..9f32741abb1c 100644
--- a/net/sctp/sm_make_chunk.c
+++ b/net/sctp/sm_make_chunk.c
@@ -2609,6 +2609,9 @@ do_addr_param:
                 addr_param = param.v + sizeof(sctp_addip_param_t);
 
                 af = sctp_get_af_specific(param_type2af(param.p->type));
+                if (af == NULL)
+                        break;
+
                 af->from_addr_param(&addr, addr_param,
                                     htons(asoc->peer.port), 0);