X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=lib%2Fgetpeername.c;h=93d7ca1c198af373e158d227838a60bf63b31f19;hb=7ef6c64e210ac0979d7e8ac69bc5b5208c2405ab;hp=902450311aff0a53f4a4f6bbfeeae3fe50a8db87;hpb=9d9884325418a9298e6ed18383f0175ed885ffa3;p=gnulib.git

diff --git a/lib/getpeername.c b/lib/getpeername.c
index 902450311..93d7ca1c1 100644
--- a/lib/getpeername.c
+++ b/lib/getpeername.c
@@ -1,6 +1,6 @@
 /* getpeername.c --- wrappers for Windows getpeername function
 
-   Copyright (C) 2008-2010 Free Software Foundation, Inc.
+   Copyright (C) 2008-2014 Free Software Foundation, Inc.
 
    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -32,9 +32,18 @@ int
 rpl_getpeername (int fd, struct sockaddr *addr, socklen_t *addrlen)
 {
   SOCKET sock = FD_TO_SOCKET (fd);
-  int r = getpeername (sock, addr, addrlen);
-  if (r < 0)
-    set_winsock_errno ();
 
-  return r;
+  if (sock == INVALID_SOCKET)
+    {
+      errno = EBADF;
+      return -1;
+    }
+  else
+    {
+      int r = getpeername (sock, addr, addrlen);
+      if (r < 0)
+        set_winsock_errno ();
+
+      return r;
+    }
 }