From 0209a2f92b5693c72975572b7438ebc6d9865b6b Mon Sep 17 00:00:00 2001
From: Justus Winter <4winter@informatik.uni-hamburg.de>
Date: Tue, 10 Dec 2013 17:03:25 +0100
Subject: trans/fakeroot: remove dead code

* trans/fakeroot.c (netfs_S_dir_lookup): Remove dead code.
---
 trans/fakeroot.c | 67 ++++++++++++++++++++++++--------------------------------
 1 file changed, 29 insertions(+), 38 deletions(-)

(limited to 'trans/fakeroot.c')

diff --git a/trans/fakeroot.c b/trans/fakeroot.c
index f278db13..58f11121 100644
--- a/trans/fakeroot.c
+++ b/trans/fakeroot.c
@@ -331,51 +331,42 @@ netfs_S_dir_lookup (struct protid *diruser,
     }
 
   mach_port_deallocate (mach_task_self (), fsidport);
-  if (fsidport == netfs_fsys_identity)
-    {
-      /* Talking to ourselves!  We just looked up one of our
-	 own nodes.  Find the node and return it.  */
-      assert (! "reached");
-    }
-  else
+  pthread_mutex_lock (&idport_ihash_lock);
+  pthread_mutex_lock (&dnp->lock);
+  struct netnode *nn = hurd_ihash_find (&idport_ihash, idport);
+  if (nn != NULL)
     {
-      pthread_mutex_lock (&idport_ihash_lock);
-      pthread_mutex_lock (&dnp->lock);
-      struct netnode *nn = hurd_ihash_find (&idport_ihash, idport);
-      if (nn != NULL)
-	{
-	  assert (nn->np->nn == nn);
-	  np = nn->np;
-	  /* We already know about this node.  */
-	  mach_port_deallocate (mach_task_self (), idport);
-
-	  if (np == dnp)
-	    {
-	      /* dnp is already locked.  */
-	    }
-	  else
-	    {
-	      pthread_mutex_lock (&np->lock);
-	      pthread_mutex_unlock (&dnp->lock);
-	    }
-
-	  /* If the looked-up file carries a fake reference, we
-	     use that and clear the FAKE_REFERENCE flag.  */
-	  if (np->nn->faked & FAKE_REFERENCE)
-	    np->nn->faked &= ~FAKE_REFERENCE;
-	  else
-	    netfs_nref (np);
+      assert (nn->np->nn == nn);
+      np = nn->np;
+      /* We already know about this node.  */
+      mach_port_deallocate (mach_task_self (), idport);
 
-	  err = check_openmodes (np->nn, (flags & (O_RDWR|O_EXEC)), file);
-	  pthread_mutex_unlock (&idport_ihash_lock);
+      if (np == dnp)
+	{
+	  /* dnp is already locked.  */
 	}
       else
 	{
-	  err = new_node (file, idport, 1, flags, &np);
+	  pthread_mutex_lock (&np->lock);
 	  pthread_mutex_unlock (&dnp->lock);
-	  if (!err)
-	    err = netfs_validate_stat (np, diruser->user);
 	}
+
+      /* If the looked-up file carries a fake reference, we
+	 use that and clear the FAKE_REFERENCE flag.  */
+      if (np->nn->faked & FAKE_REFERENCE)
+	np->nn->faked &= ~FAKE_REFERENCE;
+      else
+	netfs_nref (np);
+
+      err = check_openmodes (np->nn, (flags & (O_RDWR|O_EXEC)), file);
+      pthread_mutex_unlock (&idport_ihash_lock);
+    }
+  else
+    {
+      err = new_node (file, idport, 1, flags, &np);
+      pthread_mutex_unlock (&dnp->lock);
+      if (!err)
+	err = netfs_validate_stat (np, diruser->user);
     }
   if (err)
     goto lose;
-- 
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