svn commit: r332273 - in head/sys: netinet netinet6

[Michael Tuexen]

Author: tuexen
Date: Sun Apr  8 12:08:20 2018
New Revision: 332273
URL: https://svnweb.freebsd.org/changeset/base/332273

Log:
  Fix a logical inversion bug.
  
  Thanks to Irene Ruengeler for finding and reporting this bug.
  
  MFC after:	3 days

Modified:
  head/sys/netinet/sctp_usrreq.c
  head/sys/netinet6/sctp6_usrreq.c

Modified: head/sys/netinet/sctp_usrreq.c
==============================================================================
--- head/sys/netinet/sctp_usrreq.c	Sun Apr  8 11:55:27 2018	(r332272)
+++ head/sys/netinet/sctp_usrreq.c	Sun Apr  8 12:08:20 2018	(r332273)
@@ -204,7 +204,7 @@ sctp_notify(struct sctp_inpcb *inp,
 #endif
 		/* no need to unlock here, since the TCB is gone */
 	} else if (icmp_code == ICMP_UNREACH_NEEDFRAG) {
-		if ((net->dest_state & SCTP_ADDR_NO_PMTUD) == 0) {
+		if (net->dest_state & SCTP_ADDR_NO_PMTUD) {
 			SCTP_TCB_UNLOCK(stcb);
 			return;
 		}

Modified: head/sys/netinet6/sctp6_usrreq.c
==============================================================================
--- head/sys/netinet6/sctp6_usrreq.c	Sun Apr  8 11:55:27 2018	(r332272)
+++ head/sys/netinet6/sctp6_usrreq.c	Sun Apr  8 12:08:20 2018	(r332273)
@@ -223,7 +223,7 @@ sctp6_notify(struct sctp_inpcb *inp,
 		}
 		break;
 	case ICMP6_PACKET_TOO_BIG:
-		if ((net->dest_state & SCTP_ADDR_NO_PMTUD) == 0) {
+		if (net->dest_state & SCTP_ADDR_NO_PMTUD) {
 			SCTP_TCB_UNLOCK(stcb);
 			break;
 		}