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Date:      Thu, 4 May 2017 14:48:57 +0000 (UTC)
From:      "Pedro F. Giffuni" <pfg@FreeBSD.org>
To:        src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-11@freebsd.org
Subject:   svn commit: r317793 - in stable/11: sys/dev/sound/pcm usr.bin/unexpand
Message-ID:  <201705041448.v44EmvfF007403@repo.freebsd.org>
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Author: pfg
Date: Thu May  4 14:48:57 2017
New Revision: 317793
URL: https://svnweb.freebsd.org/changeset/base/317793

Log:
  MFC r317583:
  Fix some cases where an index was used before its limits check.
  
  Obtained from:	DragonFlyBSD (git 799ba435)

Modified:
  stable/11/sys/dev/sound/pcm/feeder_matrix.c
  stable/11/usr.bin/unexpand/unexpand.c
Directory Properties:
  stable/11/   (props changed)

Modified: stable/11/sys/dev/sound/pcm/feeder_matrix.c
==============================================================================
--- stable/11/sys/dev/sound/pcm/feeder_matrix.c	Thu May  4 14:20:52 2017	(r317792)
+++ stable/11/sys/dev/sound/pcm/feeder_matrix.c	Thu May  4 14:48:57 2017	(r317793)
@@ -750,8 +750,8 @@ feeder_matrix_oss_get_channel_order(stru
 
 	tmpmap = 0x0000000000000000ULL;
 
-	for (i = 0; m->map[i].type != SND_CHN_T_MAX &&
-	    i < SND_CHN_OSS_MAX; i++) {
+	for (i = 0; i < SND_CHN_OSS_MAX && m->map[i].type != SND_CHN_T_MAX;
+	    i++) {
 		if ((1 << m->map[i].type) & ~SND_CHN_OSS_VALIDMASK)
 			return (EINVAL);
 		tmpmap |=

Modified: stable/11/usr.bin/unexpand/unexpand.c
==============================================================================
--- stable/11/usr.bin/unexpand/unexpand.c	Thu May  4 14:20:52 2017	(r317792)
+++ stable/11/usr.bin/unexpand/unexpand.c	Thu May  4 14:48:57 2017	(r317793)
@@ -132,8 +132,8 @@ tabify(const char *curfile)
 				    tabstops[0];
 				continue;
 			} else {
-				for (n = 0; tabstops[n] - 1 < dcol &&
-				    n < nstops; n++)
+				for (n = 0; n < nstops &&
+				    tabstops[n] - 1 < dcol; n++)
 					;
 				if (n < nstops - 1 && tabstops[n] - 1 < limit) {
 					dcol = tabstops[n];
@@ -154,7 +154,7 @@ tabify(const char *curfile)
 				    tabstops[0];
 			}
 		} else {
-			for (n = 0; tabstops[n] - 1 < ocol && n < nstops; n++)
+			for (n = 0; n < nstops && tabstops[n] - 1 < ocol; n++)
 				;
 			while (ocol < dcol && n < nstops && ocol < limit) {
 				putwchar('\t');

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