[src/trunk]: src/usr.sbin/ndp PR/53371: Thomas Barabosch: Potential memory le...

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

details:   https://anonhg.NetBSD.org/src/rev/1d64c188e1a9
branches:  trunk
changeset: 319944:1d64c188e1a9
user:      christos <christos%NetBSD.org@localhost>
date:      Sat Jun 16 13:09:41 2018 +0000

description:
PR/53371: Thomas Barabosch: Potential memory leak in usr.sbin/ndp/ndp.c

diffstat:

 usr.sbin/ndp/ndp.c |  5 ++++-
 1 files changed, 4 insertions(+), 1 deletions(-)

diffs (33 lines):

diff -r 6e7516613803 -r 1d64c188e1a9 usr.sbin/ndp/ndp.c
--- a/usr.sbin/ndp/ndp.c        Sat Jun 16 12:49:46 2018 +0000
+++ b/usr.sbin/ndp/ndp.c        Sat Jun 16 13:09:41 2018 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: ndp.c,v 1.50 2017/06/28 08:17:50 ozaki-r Exp $ */
+/*     $NetBSD: ndp.c,v 1.51 2018/06/16 13:09:41 christos Exp $        */
 /*     $KAME: ndp.c,v 1.121 2005/07/13 11:30:13 keiichi Exp $  */
 
 /*
@@ -376,6 +376,7 @@
                return 1;
        }
        makeaddr(mysin, res->ai_addr);
+       freeaddrinfo(res);
        ea = (u_char *)LLADDR(&sdl_m);
        if (ndp_ether_aton(eaddr, ea) == 0)
                sdl_m.sdl_alen = 6;
@@ -441,6 +442,7 @@
                return;
        }
        makeaddr(mysin, res->ai_addr);
+       freeaddrinfo(res);
        do_foreach(&mysin->sin6_addr, host, 0);
        if (found_entry == 0) {
                (void)getnameinfo((struct sockaddr *)(void *)mysin,
@@ -467,6 +469,7 @@
                return;
        }
        makeaddr(mysin, res->ai_addr);
+       freeaddrinfo(res);
        do_foreach(&mysin->sin6_addr, host, NDP_F_DELETE);
 }