From: Roland McGrath <roland@gnu.org>
Date: Thu, 14 Nov 2002 00:48:38 +0000 (+0000)
Subject: * sysdeps/generic/dl-tls.c (_dl_allocate_tls_storage): Zero the space
X-Git-Tag: upstream/2.30~20731
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=cdedcc7943114bbbcbc2be1a0ef5716b0ef2e862;p=external%2Fglibc.git

* sysdeps/generic/dl-tls.c (_dl_allocate_tls_storage): Zero the space

	for the new TCB.
---

diff --git a/ChangeLog b/ChangeLog
index 11d3d19..27ab728 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2002-11-13  Roland McGrath  <roland@redhat.com>
+
+	* sysdeps/generic/dl-tls.c (_dl_allocate_tls_storage): Zero the space
+	for the new TCB.
+
 2002-11-13  Andreas Jaeger  <aj@suse.de>
 
 	* sysdeps/unix/sysv/linux/x86_64/sigaction.c: Check for visibility
diff --git a/linuxthreads/ChangeLog b/linuxthreads/ChangeLog
index 414e309..fc48b50 100644
--- a/linuxthreads/ChangeLog
+++ b/linuxthreads/ChangeLog
@@ -1,3 +1,7 @@
+2002-11-13  Roland McGrath  <roland@redhat.com>
+
+	* Examples/ex6.c (main): Improve error reporting.
+
 2002-11-04  Ulrich Drepper  <drepper@redhat.com>
 
 	* sysdeps/i386/Makefile: Compile pthread.c and sighandler.c with
diff --git a/sysdeps/generic/dl-tls.c b/sysdeps/generic/dl-tls.c
index 2c68a25..014c3a4 100644
--- a/sysdeps/generic/dl-tls.c
+++ b/sysdeps/generic/dl-tls.c
@@ -262,6 +262,10 @@ _dl_allocate_tls_storage (void)
       result = (char *) result + GL(dl_tls_static_size) - TLS_TCB_SIZE;
 # endif
 
+      /* Clear the TCB data structure.  We can't ask the caller (i.e.
+	 libpthread) to do it, because we will initialize the DTV et al.  */
+      memset (result, 0, TLS_TCB_SIZE);
+
       result = allocate_dtv (result);
       if (result == NULL)
 	free (allocated);