sctp_add_cmd_sf(commands, SCTP_CMD_TIMER_RESTART,
SCTP_TO(SCTP_EVENT_TIMEOUT_SACK));
} else {
+ __u32 old_a_rwnd = asoc->a_rwnd;
+
asoc->a_rwnd = asoc->rwnd;
sack = sctp_make_sack(asoc);
- if (!sack)
+ if (!sack) {
+ asoc->a_rwnd = old_a_rwnd;
goto nomem;
+ }
asoc->peer.sack_needed = 0;
asoc->peer.sack_cnt = 0;