[src/trunk]: src/usr.sbin/route6d Rename allocopy -> xstrdup, and simplify.

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

details:   https://anonhg.NetBSD.org/src/rev/4e7601b4fe8e
branches:  trunk
changeset: 361714:4e7601b4fe8e
user:      maxv <maxv%NetBSD.org@localhost>
date:      Wed May 09 07:30:21 2018 +0000

description:
Rename allocopy -> xstrdup, and simplify.

diffstat:

 usr.sbin/route6d/route6d.c |  24 ++++++++++--------------
 1 files changed, 10 insertions(+), 14 deletions(-)

diffs (68 lines):

diff -r 20fa9b7f6611 -r 4e7601b4fe8e usr.sbin/route6d/route6d.c
--- a/usr.sbin/route6d/route6d.c        Wed May 09 07:28:44 2018 +0000
+++ b/usr.sbin/route6d/route6d.c        Wed May 09 07:30:21 2018 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: route6d.c,v 1.70 2018/05/09 07:21:08 maxv Exp $        */
+/*     $NetBSD: route6d.c,v 1.71 2018/05/09 07:30:21 maxv Exp $        */
 /*     $KAME: route6d.c,v 1.94 2002/10/26 20:08:55 itojun Exp $        */
 
 /*
@@ -32,7 +32,7 @@
 
 #include <sys/cdefs.h>
 #ifndef        lint
-__RCSID("$NetBSD: route6d.c,v 1.70 2018/05/09 07:21:08 maxv Exp $");
+__RCSID("$NetBSD: route6d.c,v 1.71 2018/05/09 07:30:21 maxv Exp $");
 #endif
 
 #include <stdbool.h>
@@ -243,7 +243,7 @@
 static int     delroute(struct netinfo6 *, struct in6_addr *);
 static void    krtread(int);
 static int     tobeadv(struct riprt *, struct ifc *);
-static char *  allocopy(char *);
+static char *  xstrdup(char *);
 static char *  hms(void);
 static const char *
        inet6_n2p(const struct in6_addr *);
@@ -293,7 +293,7 @@
                                fatal("Exceeds MAXFILTER");
                        }
                        filtertype[nfilter] = ch;
-                       filter[nfilter++] = allocopy(optarg);
+                       filter[nfilter++] = xstrdup(optarg);
                        break;
                case 't':
                        ep = NULL;
@@ -1336,7 +1336,7 @@
                        ifcp->ifc_next = ifc;
                        ifc = ifcp;
                        nifc++;
-                       ifcp->ifc_name = allocopy(ifa->ifa_name);
+                       ifcp->ifc_name = xstrdup(ifa->ifa_name);
                        ifcp->ifc_addr = 0;
                        ifcp->ifc_filter = 0;
                        ifcp->ifc_flags = ifa->ifa_flags;
@@ -3084,17 +3084,13 @@
 }
 
 static char *
-allocopy(char *p)
+xstrdup(char *p)
 {
-       int len = strlen(p) + 1;
-       char *q = (char *)malloc(len);
-
-       if (!q) {
-               fatal("malloc");
+       char *buf = strdup(p);
+       if (buf == NULL) {
+               fatal("strdup");
        }
-
-       strlcpy(q, p, len);
-       return q;
+       return buf;
 }
 
 static char *