From: cgf <cgf>
Date: Mon, 1 Sep 2003 16:47:03 +0000 (+0000)
Subject: * net.cc (dup_ent): Restore check for NULL input.
X-Git-Url: http://git.osdn.net/view?a=commitdiff_plain;h=86828fd6bf55cbd7fd153b1da836b7635c5786a0;p=pf3gnuchains%2Fpf3gnuchains3x.git

* net.cc (dup_ent): Restore check for NULL input.
---

diff --git a/winsup/cygwin/ChangeLog b/winsup/cygwin/ChangeLog
index 847a3c7fef..3d4140afbd 100644
--- a/winsup/cygwin/ChangeLog
+++ b/winsup/cygwin/ChangeLog
@@ -1,3 +1,7 @@
+2003-09-01  Christopher Faylor  <cgf@redhat.com>
+
+	* net.cc (dup_ent): Restore check for NULL input.
+
 2003-08-31  Christopher Faylor  <cgf@redhat.com>
 
 	* include/sys/cygwin.h: Don't define cygwin-specific things if
diff --git a/winsup/cygwin/net.cc b/winsup/cygwin/net.cc
index 79adfc3f66..b888ab60c7 100644
--- a/winsup/cygwin/net.cc
+++ b/winsup/cygwin/net.cc
@@ -449,6 +449,9 @@ dup_ent (void *old, void *src0, struct_type type)
       free (old);
     }
 
+  if (!src0)
+    return NULL;
+
   unionent *src = (unionent *) src0;
   debug_printf ("duping %sent \"%s\", %p", entnames[type],
 		src ? src->name : "<null!>", src);