[src/trunk]: src/usr.sbin/pkg_install/lib reset values when malloc fails.

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

details:   https://anonhg.NetBSD.org/src/rev/3e21c50dea79
branches:  trunk
changeset: 552325:3e21c50dea79
user:      christos <christos%NetBSD.org@localhost>
date:      Tue Sep 23 15:07:43 2003 +0000

description:
reset values when malloc fails.

diffstat:

 usr.sbin/pkg_install/lib/fexec.c |  8 +++++---
 1 files changed, 5 insertions(+), 3 deletions(-)

diffs (33 lines):

diff -r b78c120f3466 -r 3e21c50dea79 usr.sbin/pkg_install/lib/fexec.c
--- a/usr.sbin/pkg_install/lib/fexec.c  Tue Sep 23 15:06:40 2003 +0000
+++ b/usr.sbin/pkg_install/lib/fexec.c  Tue Sep 23 15:07:43 2003 +0000
@@ -47,7 +47,7 @@
 #include "lib.h"
 
 #ifndef lint
-__RCSID("$NetBSD: fexec.c,v 1.6 2003/09/23 09:47:21 wiz Exp $");
+__RCSID("$NetBSD: fexec.c,v 1.7 2003/09/23 15:07:43 christos Exp $");
 #endif
 
 static int     vfcexec(const char *, int, const char *, va_list);
@@ -64,7 +64,7 @@
        if (argv == NULL) {
                argv = malloc(max * sizeof(const char *));
                if (argv == NULL) {
-                       warnx("vfcexec can't alloc arg space");
+                       warn("vfcexec: Can't alloc arg space");
                        return -1;
                }
        }
@@ -80,8 +80,10 @@
                        new = max * 2;
                        ptr = realloc(argv, new * sizeof(const char *));
                        if (ptr == NULL) {
-                               warnx("vfcexec can't alloc arg space");
+                               warn("vfcexec: Can't alloc arg space");
                                free(argv);
+                               argv = NULL;
+                               max = 4;
                                return -1;
                        }
                        argv = ptr;