[src/trunk]: src/bin/ls handle realloc failure

[yamt <yamt%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/53cb4b9f1527
branches:  trunk
changeset: 779937:53cb4b9f1527
user:      yamt <yamt%NetBSD.org@localhost>
date:      Fri Jun 29 12:51:38 2012 +0000

description:
handle realloc failure

diffstat:

 bin/ls/print.c |  14 +++++++++-----
 1 files changed, 9 insertions(+), 5 deletions(-)

diffs (38 lines):

diff -r 506b8221b1d3 -r 53cb4b9f1527 bin/ls/print.c
--- a/bin/ls/print.c    Fri Jun 29 10:40:29 2012 +0000
+++ b/bin/ls/print.c    Fri Jun 29 12:51:38 2012 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: print.c,v 1.50 2011/03/15 22:53:41 christos Exp $      */
+/*     $NetBSD: print.c,v 1.51 2012/06/29 12:51:38 yamt Exp $  */
 
 /*
  * Copyright (c) 1989, 1993, 1994
@@ -37,7 +37,7 @@
 #if 0
 static char sccsid[] = "@(#)print.c    8.5 (Berkeley) 7/28/94";
 #else
-__RCSID("$NetBSD: print.c,v 1.50 2011/03/15 22:53:41 christos Exp $");
+__RCSID("$NetBSD: print.c,v 1.51 2012/06/29 12:51:38 yamt Exp $");
 #endif
 #endif /* not lint */
 
@@ -198,12 +198,16 @@
         * of pointers.
         */
        if (dp->entries > lastentries) {
-               lastentries = dp->entries;
-               if ((array =
-                   realloc(array, dp->entries * sizeof(FTSENT *))) == NULL) {
+               FTSENT **newarray;
+
+               newarray = realloc(array, dp->entries * sizeof(FTSENT *));
+               if (newarray == NULL) {
                        warn(NULL);
                        printscol(dp);
+                       return;
                }
+               lastentries = dp->entries;
+               array = newarray;
        }
        for (p = dp->list, num = 0; p; p = p->fts_link)
                if (p->fts_number != NO_PRINT)