diff --git a/[refs] b/[refs]
index de43413ed8a1..d099a1b3aa81 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 6e51fe7572590d8d86e93b547fab6693d305fd0d
+refs/heads/master: 92d64c261e77cb2a6117887617e2a629fea6b67c
diff --git a/trunk/net/sctp/transport.c b/trunk/net/sctp/transport.c
index 953c21e4af97..206cf5238fd3 100644
--- a/trunk/net/sctp/transport.c
+++ b/trunk/net/sctp/transport.c
@@ -331,7 +331,7 @@ void sctp_transport_update_rto(struct sctp_transport *tp, __u32 rtt)
 		 * 1/8, rto_alpha would be expressed as 3.
 		 */
 		tp->rttvar = tp->rttvar - (tp->rttvar >> net->sctp.rto_beta)
-			+ ((abs(tp->srtt - rtt)) >> net->sctp.rto_beta);
+			+ (((__u32)abs64((__s64)tp->srtt - (__s64)rtt)) >> net->sctp.rto_beta);
 		tp->srtt = tp->srtt - (tp->srtt >> net->sctp.rto_alpha)
 			+ (rtt >> net->sctp.rto_alpha);
 	} else {