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authorJoel Sherrill <joel.sherrill@OARcorp.com>2005-05-20 19:19:17 +0000
committerJoel Sherrill <joel.sherrill@OARcorp.com>2005-05-20 19:19:17 +0000
commitc230bc312dff4c70743bbe5134fa59ef56cf7704 (patch)
tree50ed1c951918bb7920ceed9629b2536438dd3068
parent2005-05-13 Jennifer Averett <jennifer.averett@oarcorp.com> (diff)
downloadrtems-c230bc312dff4c70743bbe5134fa59ef56cf7704.tar.bz2
2005-05-20 Sergei Organov <osv@topconrd.ru>
PR 749/networking * rtems/rtems_showroute.c: Avoid NULL dereference.
-rw-r--r--cpukit/libnetworking/ChangeLog5
-rw-r--r--cpukit/libnetworking/rtems/rtems_showroute.c2
2 files changed, 6 insertions, 1 deletions
diff --git a/cpukit/libnetworking/ChangeLog b/cpukit/libnetworking/ChangeLog
index 35090b2cf4..6777ab722d 100644
--- a/cpukit/libnetworking/ChangeLog
+++ b/cpukit/libnetworking/ChangeLog
@@ -1,3 +1,8 @@
+2005-05-20 Sergei Organov <osv@topconrd.ru>
+
+ PR 749/networking
+ * rtems/rtems_showroute.c: Avoid NULL dereference.
+
2004-09-17 Till Strauman <strauman@slac.stanford.edu>
PR 676/networking
diff --git a/cpukit/libnetworking/rtems/rtems_showroute.c b/cpukit/libnetworking/rtems/rtems_showroute.c
index c0d0b231e8..b963c5f518 100644
--- a/cpukit/libnetworking/rtems/rtems_showroute.c
+++ b/cpukit/libnetworking/rtems/rtems_showroute.c
@@ -128,7 +128,7 @@ show_inet_route (rn, vw)
r->pksent = rt->rt_rmx.rmx_pksent;
r->expire = rt->rt_rmx.rmx_expire;
ifp = rt->rt_ifp;
- strncpy (r->ifname, ifp->if_name, sizeof r->ifname);
+ strncpy (r->ifname, (ifp->if_name ? ifp->if_name : ""), sizeof r->ifname);
r->ifunit = ifp->if_unit;
return 0;
}