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GNU C Library master sources branch master updated. glibc-2.18-379-g50727aa


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The branch, master has been updated
       via  50727aa76b42c3b989a8c0612eb7f63e29aa7fec (commit)
       via  a615be46758fd857872e3e2a12f1fd296bee1a7c (commit)
      from  7ddace62b0ea4c733fec0a50b52dbdef64f40c9c (commit)

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- Log -----------------------------------------------------------------
http://sourceware.org/git/gitweb.cgi?p=glibc.git;a=commitdiff;h=50727aa76b42c3b989a8c0612eb7f63e29aa7fec

commit 50727aa76b42c3b989a8c0612eb7f63e29aa7fec
Author: Marcus Shawcroft <marcus.shawcroft@linaro.org>
Date:   Wed Nov 13 12:40:31 2013 +0000

    Avoid passing NULL to DSO_FILENAME.

diff --git a/ChangeLog b/ChangeLog
index b129b32..67c0c38 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,10 @@
 2013-11-13  Marcus Shawcroft  <marcus.shawcroft@linaro.org>
 
+        * elf/dl-lookup.c (_dl_lookup_symbol_x): If UNDEF_MAP is false
+	set reference_name to "" to avoid passing NULL to DSO_FILENAME.
+
+2013-11-13  Marcus Shawcroft  <marcus.shawcroft@linaro.org>
+
 	* elf/tlsdeschtab.h (_dl_make_tlsdesc_dynamic): Handle failure
 	of htab_find_slot().
 
diff --git a/elf/dl-lookup.c b/elf/dl-lookup.c
index 39f463e..f869dcf 100644
--- a/elf/dl-lookup.c
+++ b/elf/dl-lookup.c
@@ -746,7 +746,7 @@ _dl_lookup_symbol_x (const char *undef_name, struct link_map *undef_map,
 	     contain the needed symbol.  This code is never reached
 	     for unversioned lookups.  */
 	  assert (version != NULL);
-	  const char *reference_name = undef_map ? undef_map->l_name : NULL;
+	  const char *reference_name = undef_map ? undef_map->l_name : "";
 
 	  /* XXX We cannot translate the message.  */
 	  _dl_signal_cerror (0, DSO_FILENAME (reference_name),

http://sourceware.org/git/gitweb.cgi?p=glibc.git;a=commitdiff;h=a615be46758fd857872e3e2a12f1fd296bee1a7c

commit a615be46758fd857872e3e2a12f1fd296bee1a7c
Author: Marcus Shawcroft <marcus.shawcroft@linaro.org>
Date:   Wed Nov 13 12:37:41 2013 +0000

    Handle NULL return from htab_find_slot()

diff --git a/ChangeLog b/ChangeLog
index ac141b8..b129b32 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2013-11-13  Marcus Shawcroft  <marcus.shawcroft@linaro.org>
+
+	* elf/tlsdeschtab.h (_dl_make_tlsdesc_dynamic): Handle failure
+	of htab_find_slot().
+
 2013-11-11  David S. Miller  <davem@davemloft.net>
 
 	[BZ #16150]
diff --git a/elf/tlsdeschtab.h b/elf/tlsdeschtab.h
index 155f4fd..8ce8249 100644
--- a/elf/tlsdeschtab.h
+++ b/elf/tlsdeschtab.h
@@ -102,6 +102,12 @@ _dl_make_tlsdesc_dynamic (struct link_map *map, size_t ti_offset)
   test.tlsinfo.ti_module = map->l_tls_modid;
   test.tlsinfo.ti_offset = ti_offset;
   entry = htab_find_slot (ht, &test, 1, hash_tlsdesc, eq_tlsdesc);
+  if (! entry)
+    {
+      __rtld_lock_unlock_recursive (GL(dl_load_lock));
+      return 0;
+    }
+
   if (*entry)
     {
       td = *entry;

-----------------------------------------------------------------------

Summary of changes:
 ChangeLog         |   10 ++++++++++
 elf/dl-lookup.c   |    2 +-
 elf/tlsdeschtab.h |    6 ++++++
 3 files changed, 17 insertions(+), 1 deletions(-)


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