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[BZ #3429]

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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>.
This commit is contained in:
Ulrich Drepper 2006-10-27 18:43:38 +00:00
parent c0a777e8d0
commit b2369ca3ff
2 changed files with 19 additions and 10 deletions
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8
ChangeLog
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@ -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

21
elf/dl-open.c
View File

@ -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