1 files changed, 10 insertions, 0 deletions

diff --git a/net/sctp/socket.c b/net/sctp/socket.c
index 44f2acb3d433..6140471efd4b 100644
--- a/net/sctp/socket.c
+++ b/net/sctp/socket.c
@@ -9225,6 +9225,16 @@ static int sctp_sock_migrate(struct sock *oldsk, struct sock *newsk,
         if (err)
                 return err;
 
+        /* New ep's auth_hmacs should be set if old ep's is set, in case
+         * that net->sctp.auth_enable has been changed to 0 by users and
+         * new ep's auth_hmacs couldn't be set in sctp_endpoint_init().
+         */
+        if (oldsp->ep->auth_hmacs) {
+                err = sctp_auth_init_hmacs(newsp->ep, GFP_KERNEL);
+                if (err)
+                        return err;
+        }
+
         /* Move any messages in the old socket's receive queue that are for the
          * peeled off association to the new socket's receive queue.
          */