[PATCH 1/7] hurd: Simplify _hurd_critical_section_lock a bit

[Sergey Bugaev <bugaevc@gmail.com>]

This block of code was doing exactly what _hurd_self_sigstate does; so
just call that and let it do its job.

Signed-off-by: Sergey Bugaev <bugaevc@gmail.com>
---
 hurd/hurd/signal.h | 14 +-------------
 1 file changed, 1 insertion(+), 13 deletions(-)

diff --git a/hurd/hurd/signal.h b/hurd/hurd/signal.h
index 662e955e..302ca25e 100644
--- a/hurd/hurd/signal.h
+++ b/hurd/hurd/signal.h
@@ -218,19 +218,7 @@ _hurd_critical_section_lock (void)
     return NULL;
 #endif
 
-  ss = THREAD_GETMEM (THREAD_SELF, _hurd_sigstate);
-  if (ss == NULL)
-    {
-      thread_t self = __mach_thread_self ();
-
-      /* The thread variable is unset; this must be the first time we've
-	 asked for it.  In this case, the critical section flag cannot
-	 possible already be set.  Look up our sigstate structure the slow
-	 way.  */
-      ss = _hurd_thread_sigstate (self);
-      THREAD_SETMEM (THREAD_SELF, _hurd_sigstate, ss);
-      __mach_port_deallocate (__mach_task_self (), self);
-    }
+  ss = _hurd_self_sigstate ();
 
   if (! __spin_try_lock (&ss->critical_section_lock))
     /* We are already in a critical section, so do nothing.  */
-- 
2.40.1