* errno.cc (__xpg_strerror_r): Add accidentally missing condition.

diff --git a/winsup/cygwin/ChangeLog b/winsup/cygwin/ChangeLog
index 32ca9af..fa37004 100644 (file)
--- a/winsup/cygwin/ChangeLog
+++ b/winsup/cygwin/ChangeLog
@@ -1,3 +1,7 @@
+2011-03-03  Corinna Vinschen  <corinna@vinschen.de>
+
+       * errno.cc (__xpg_strerror_r): Add accidentally missing condition.
+
 2011-03-02  Corinna Vinschen  <corinna@vinschen.de>
 
        * fhandler_procsys.cc (fhandler_procsys::open): Call worker exists

diff --git a/winsup/cygwin/errno.cc b/winsup/cygwin/errno.cc
index 8ee2a75..eb9fa3d 100644 (file)
--- a/winsup/cygwin/errno.cc
+++ b/winsup/cygwin/errno.cc
@@ -395,6 +395,7 @@ __xpg_strerror_r (int errnum, char *buf, size_t n)
     return ERANGE;
   int result = 0;
   char *error = strerror_worker (errnum);
+  if (!error)
     {
       __small_sprintf (error = _my_tls.locals.strerror_buf, "Unknown error %u",
                       (unsigned) errnum);