* nss/nsswitch.c (__nss_lookup_function): En/Decrypt cached

function pointers.
git-mirror · Apr 26, 2009 · 4ec77f7 · 4ec77f7
1 parent 82a1a4d
commit 4ec77f7
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Showing 2 changed files with 12 additions and 3 deletions.
diff --git a/ChangeLog b/ChangeLog
@@ -1,3 +1,8 @@
+2009-04-26  Ulrich Drepper  <drepper@redhat.com>
+
+	* nss/nsswitch.c (__nss_lookup_function): En/Decrypt cached
+	function pointers.
+
 2009-04-26  Jakub Jelinek  <jakub@redhat.com>
 
 	* sysdeps/ieee754/dbl-64/s_tan.c (tan): Fix -Wsequence-point warnings.

diff --git a/nss/nsswitch.c b/nss/nsswitch.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1996-1999, 2001-2006, 2007 Free Software Foundation, Inc.
+/* Copyright (C) 1996-1999, 2001-2007, 2009 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Ulrich Drepper <drepper@cygnus.com>, 1996.
 
@@ -300,8 +300,11 @@ __nss_lookup_function (service_user *ni, const char *fct_name)
 
   found = __tsearch (&fct_name, &ni->known, &known_compare);
   if (*found != &fct_name)
-    /* The search found an existing structure in the tree.  */
-    result = ((known_function *) *found)->fct_ptr;
+    {
+      /* The search found an existing structure in the tree.  */
+      result = ((known_function *) *found)->fct_ptr;
+      PTR_DEMANGLE (result);
+    }
   else
     {
       /* This name was not known before.  Now we have a node in the tree
@@ -424,6 +427,7 @@ __nss_lookup_function (service_user *ni, const char *fct_name)
 	  /* Remember function pointer for later calls.  Even if null, we
 	     record it so a second try needn't search the library again.  */
 	  known->fct_ptr = result;
+	  PTR_MANGLE (known->fct_ptr);
 	}
     }