svn commit: r231069 - stable/9/sys/netinet

[Michael Tuexen]

Author: tuexen
Date: Mon Feb  6 10:19:18 2012
New Revision: 231069
URL: http://svn.freebsd.org/changeset/base/231069

Log:
  MFC r227655:
  Cleanup comparison of interface names.

Modified:
  stable/9/sys/netinet/sctp_pcb.c
Directory Properties:
  stable/9/sys/   (props changed)

Modified: stable/9/sys/netinet/sctp_pcb.c
==============================================================================
--- stable/9/sys/netinet/sctp_pcb.c	Mon Feb  6 10:14:07 2012	(r231068)
+++ stable/9/sys/netinet/sctp_pcb.c	Mon Feb  6 10:19:18 2012	(r231069)
@@ -331,19 +331,9 @@ sctp_mark_ifa_addr_down(uint32_t vrf_id,
 		goto out;
 	}
 	if (if_name) {
-		int len1, len2;
-
-		len1 = strlen(if_name);
-		len2 = strlen(sctp_ifap->ifn_p->ifn_name);
-		if (len1 != len2) {
-			SCTPDBG(SCTP_DEBUG_PCB4, "IFN of ifa names different length %d vs %d - ignored\n",
-			    len1, len2);
-			goto out;
-		}
-		if (strncmp(if_name, sctp_ifap->ifn_p->ifn_name, len1) != 0) {
+		if (strncmp(if_name, sctp_ifap->ifn_p->ifn_name, SCTP_IFNAMSIZ) != 0) {
 			SCTPDBG(SCTP_DEBUG_PCB4, "IFN %s of IFA not the same as %s\n",
-			    sctp_ifap->ifn_p->ifn_name,
-			    if_name);
+			    sctp_ifap->ifn_p->ifn_name, if_name);
 			goto out;
 		}
 	} else {
@@ -384,19 +374,9 @@ sctp_mark_ifa_addr_up(uint32_t vrf_id, s
 		goto out;
 	}
 	if (if_name) {
-		int len1, len2;
-
-		len1 = strlen(if_name);
-		len2 = strlen(sctp_ifap->ifn_p->ifn_name);
-		if (len1 != len2) {
-			SCTPDBG(SCTP_DEBUG_PCB4, "IFN of ifa names different length %d vs %d - ignored\n",
-			    len1, len2);
-			goto out;
-		}
-		if (strncmp(if_name, sctp_ifap->ifn_p->ifn_name, len1) != 0) {
+		if (strncmp(if_name, sctp_ifap->ifn_p->ifn_name, SCTP_IFNAMSIZ) != 0) {
 			SCTPDBG(SCTP_DEBUG_PCB4, "IFN %s of IFA not the same as %s\n",
-			    sctp_ifap->ifn_p->ifn_name,
-			    if_name);
+			    sctp_ifap->ifn_p->ifn_name, if_name);
 			goto out;
 		}
 	} else {