diff --git a/winsup/cygwin/ChangeLog b/winsup/cygwin/ChangeLog
index 9f8c0fcfc..ca1fc5314 100644
--- a/winsup/cygwin/ChangeLog
+++ b/winsup/cygwin/ChangeLog
@@ -1,3 +1,8 @@
+2011-11-04  Christopher Faylor  <me.cygwin2011@cgf.cx>
+
+	* sigproc.cc (child_info_spawn::reattach_children): Clean up handle
+	when can't open parent process or suffer handle leak.
+
 2011-11-03  Christopher Faylor  <me.cygwin2011@cgf.cx>
 
 	* sigproc.cc (child_info::sync): Report on exit code in strace output.
diff --git a/winsup/cygwin/sigproc.cc b/winsup/cygwin/sigproc.cc
index dcb52733b..a3035d9ca 100644
--- a/winsup/cygwin/sigproc.cc
+++ b/winsup/cygwin/sigproc.cc
@@ -868,6 +868,8 @@ child_info_spawn::reattach_children ()
 		       children[i].rd_proc_pipe);
       else if ((p.hProcess = OpenProcess (PROCESS_QUERY_INFORMATION, false, p->pid)))
 	p.reattach ();
+      else
+	CloseHandle (p.rd_proc_pipe);
     }
 }