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authorUlrich Drepper <drepper@redhat.com>2006-10-27 18:43:38 +0000
committerUlrich Drepper <drepper@redhat.com>2006-10-27 18:43:38 +0000
commitb2369ca3ff0cd75a30eb707537f83520c6fb1916 (patch)
tree2803a212238f82c861c53d9906ad606681166caa
parentc0a777e8d01ab40dd9c0ce95328430a4ce7299e3 (diff)
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[BZ #3429]
2006-10-27 Ulrich Drepper <drepper@redhat.com> [BZ #3429] * elf/dl-open.c (dl_open_worker): Keep holding dl_load_lock until we are sure we do not need it anymore for _dl_close. ALso move the asserts inside the lock region. Patch mostly by Suzuki <suzuki@in.ibm.com>.
-rw-r--r--ChangeLog8
-rw-r--r--elf/dl-open.c21
2 files changed, 19 insertions, 10 deletions
diff --git a/ChangeLog b/ChangeLog
index 19ebca2..d10af5b 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,11 @@
+2006-10-27 Ulrich Drepper <drepper@redhat.com>
+
+ [BZ #3429]
+ * elf/dl-open.c (dl_open_worker): Keep holding dl_load_lock until
+ we are sure we do not need it anymore for _dl_close. ALso move
+ the asserts inside the lock region.
+ Patch mostly by Suzuki <suzuki@in.ibm.com>.
+
2006-10-27 Jakub Jelinek <jakub@redhat.com>
* elf/dl-lookup.c (_dl_debug_bindings): Remove unised symbol_scope
diff --git a/elf/dl-open.c b/elf/dl-open.c
index 2ae861f..2a891f2 100644
--- a/elf/dl-open.c
+++ b/elf/dl-open.c
@@ -567,15 +567,9 @@ no more namespaces available for dlmopen()"));
_dl_unload_cache ();
#endif
- /* Release the lock. */
- __rtld_lock_unlock_recursive (GL(dl_load_lock));
-
+ /* See if an error occurred during loading. */
if (__builtin_expect (errstring != NULL, 0))
{
- /* Some error occurred during loading. */
- char *local_errstring;
- size_t len_errstring;
-
/* Remove the object from memory. It may be in an inconsistent
state if relocation failed, for example. */
if (args.map)
@@ -595,9 +589,15 @@ no more namespaces available for dlmopen()"));
_dl_close (args.map);
}
+ assert (_dl_debug_initialize (0, args.nsid)->r_state == RT_CONSISTENT);
+
+ /* Release the lock. */
+ __rtld_lock_unlock_recursive (GL(dl_load_lock));
+
/* Make a local copy of the error string so that we can release the
memory allocated for it. */
- len_errstring = strlen (errstring) + 1;
+ size_t len_errstring = strlen (errstring) + 1;
+ char *local_errstring;
if (objname == errstring + len_errstring)
{
size_t total_len = len_errstring + strlen (objname) + 1;
@@ -614,14 +614,15 @@ no more namespaces available for dlmopen()"));
if (malloced)
free ((char *) errstring);
- assert (_dl_debug_initialize (0, args.nsid)->r_state == RT_CONSISTENT);
-
/* Reraise the error. */
_dl_signal_error (errcode, objname, NULL, local_errstring);
}
assert (_dl_debug_initialize (0, args.nsid)->r_state == RT_CONSISTENT);
+ /* Release the lock. */
+ __rtld_lock_unlock_recursive (GL(dl_load_lock));
+
#ifndef SHARED
DL_STATIC_INIT (args.map);
#endif