diff --git a/net/sctp/associola.c b/net/sctp/associola.c
index 37753cd48be3f45d7b8eb4f89bc4c73ae87b0310..65f9a7cdf4666c985d4169506a042e06c49ca17f 100644
--- a/net/sctp/associola.c
+++ b/net/sctp/associola.c
@@ -1482,7 +1482,7 @@ void sctp_assoc_rwnd_decrease(struct sctp_association *asoc, unsigned len)
 	if (asoc->rwnd >= len) {
 		asoc->rwnd -= len;
 		if (over) {
-			asoc->rwnd_press = asoc->rwnd;
+			asoc->rwnd_press += asoc->rwnd;
 			asoc->rwnd = 0;
 		}
 	} else {