[asterisk-commits] rmudgett: branch 12 r419686 - in /branches/12: ./ apps/ funcs/ main/
SVN commits to the Asterisk project
asterisk-commits at lists.digium.com
Mon Jul 28 13:50:25 CDT 2014
Author: rmudgett
Date: Mon Jul 28 13:50:14 2014
New Revision: 419686
URL: http://svnview.digium.com/svn/asterisk?view=rev&rev=419686
Log:
datastores: Audit ast_channel_datastore_remove usage.
Audit of v1.8 usage of ast_channel_datastore_remove() for datastore memory
leaks.
* Fixed leaks in app_speech_utils and func_frame_trace.
* Fixed app_speech_utils not locking the channel when accessing the
channel datastore list.
Review: https://reviewboard.asterisk.org/r/3859/
Audit of v11 usage of ast_channel_datastore_remove() for datastore memory
leaks.
* Fixed leak in func_jitterbuffer. (Was not in v12)
Review: https://reviewboard.asterisk.org/r/3860/
Audit of v12 usage of ast_channel_datastore_remove() for datastore memory
leaks.
* Fixed leaks in abstract_jb.
* Fixed leak in ast_channel_unsuppress(). Used by ARI mute control and
res_mutestream.
* Fixed ref leak in ast_channel_suppress(). Used by ARI mute control and
res_mutestream.
Review: https://reviewboard.asterisk.org/r/3861/
........
Merged revisions 419684 from http://svn.asterisk.org/svn/asterisk/branches/1.8
........
Merged revisions 419685 from http://svn.asterisk.org/svn/asterisk/branches/11
Modified:
branches/12/ (props changed)
branches/12/apps/app_speech_utils.c
branches/12/funcs/func_frame_trace.c
branches/12/main/abstract_jb.c
branches/12/main/channel.c
Propchange: branches/12/
------------------------------------------------------------------------------
Binary property 'branch-11-merged' - no diff available.
Modified: branches/12/apps/app_speech_utils.c
URL: http://svnview.digium.com/svn/asterisk/branches/12/apps/app_speech_utils.c?view=diff&rev=419686&r1=419685&r2=419686
==============================================================================
--- branches/12/apps/app_speech_utils.c (original)
+++ branches/12/apps/app_speech_utils.c Mon Jul 28 13:50:14 2014
@@ -290,13 +290,44 @@
return NULL;
}
+ ast_channel_lock(chan);
datastore = ast_channel_datastore_find(chan, &speech_datastore, NULL);
+ ast_channel_unlock(chan);
if (datastore == NULL) {
return NULL;
}
speech = datastore->data;
return speech;
+}
+
+/*!
+ * \internal
+ * \brief Destroy the speech datastore on the given channel.
+ *
+ * \param chan Channel to destroy speech datastore.
+ *
+ * \retval 0 on success.
+ * \retval -1 not found.
+ */
+static int speech_datastore_destroy(struct ast_channel *chan)
+{
+ struct ast_datastore *datastore;
+ int res;
+
+ ast_channel_lock(chan);
+ datastore = ast_channel_datastore_find(chan, &speech_datastore, NULL);
+ if (datastore) {
+ ast_channel_datastore_remove(chan, datastore);
+ }
+ ast_channel_unlock(chan);
+ if (datastore) {
+ ast_datastore_free(datastore);
+ res = 0;
+ } else {
+ res = -1;
+ }
+ return res;
}
/* Helper function to find a specific speech recognition result by number and nbest alternative */
@@ -532,7 +563,9 @@
}
pbx_builtin_setvar_helper(chan, "ERROR", NULL);
datastore->data = speech;
+ ast_channel_lock(chan);
ast_channel_datastore_add(chan, datastore);
+ ast_channel_unlock(chan);
return 0;
}
@@ -675,7 +708,6 @@
struct ast_format oldreadformat;
char dtmf[AST_MAX_EXTENSION] = "";
struct timeval start = { 0, 0 }, current;
- struct ast_datastore *datastore = NULL;
char *parse, *filename_tmp = NULL, *filename = NULL, tmp[2] = "", dtmf_terminator = '#';
const char *tmp2 = NULL;
struct ast_flags options = { 0 };
@@ -905,11 +937,7 @@
/* See if it was because they hung up */
if (done == 3) {
- /* Destroy speech structure */
- ast_speech_destroy(speech);
- datastore = ast_channel_datastore_find(chan, &speech_datastore, NULL);
- if (datastore != NULL)
- ast_channel_datastore_remove(chan, datastore);
+ speech_datastore_destroy(chan);
} else {
/* Channel is okay so restore read format */
ast_set_read_format(chan, &oldreadformat);
@@ -922,22 +950,10 @@
/*! \brief SpeechDestroy() Dialplan Application */
static int speech_destroy(struct ast_channel *chan, const char *data)
{
- int res = 0;
- struct ast_speech *speech = find_speech(chan);
- struct ast_datastore *datastore = NULL;
-
- if (speech == NULL)
- return -1;
-
- /* Destroy speech structure */
- ast_speech_destroy(speech);
-
- datastore = ast_channel_datastore_find(chan, &speech_datastore, NULL);
- if (datastore != NULL) {
- ast_channel_datastore_remove(chan, datastore);
- }
-
- return res;
+ if (!chan) {
+ return -1;
+ }
+ return speech_datastore_destroy(chan);
}
static int unload_module(void)
Modified: branches/12/funcs/func_frame_trace.c
URL: http://svnview.digium.com/svn/asterisk/branches/12/funcs/func_frame_trace.c?view=diff&rev=419686&r1=419685&r2=419686
==============================================================================
--- branches/12/funcs/func_frame_trace.c (original)
+++ branches/12/funcs/func_frame_trace.c Mon Jul 28 13:50:14 2014
@@ -185,6 +185,7 @@
id = datastore->data;
ast_framehook_detach(chan, *id);
ast_channel_datastore_remove(chan, datastore);
+ ast_datastore_free(datastore);
}
if (!(datastore = ast_datastore_alloc(&frame_trace_datastore, NULL))) {
Modified: branches/12/main/abstract_jb.c
URL: http://svnview.digium.com/svn/asterisk/branches/12/main/abstract_jb.c?view=diff&rev=419686&r1=419685&r2=419686
==============================================================================
--- branches/12/main/abstract_jb.c (original)
+++ branches/12/main/abstract_jb.c Mon Jul 28 13:50:14 2014
@@ -1052,6 +1052,7 @@
id = datastore->data;
ast_framehook_detach(chan, *id);
ast_channel_datastore_remove(chan, datastore);
+ ast_datastore_free(datastore);
}
ast_channel_unlock(chan);
return;
@@ -1084,6 +1085,7 @@
id = datastore->data;
ast_framehook_detach(chan, *id);
ast_channel_datastore_remove(chan, datastore);
+ ast_datastore_free(datastore);
}
if (!(datastore = ast_datastore_alloc(&jb_datastore, NULL))) {
@@ -1109,6 +1111,4 @@
framedata = NULL;
}
ast_channel_unlock(chan);
-
- return;
-}
+}
Modified: branches/12/main/channel.c
URL: http://svnview.digium.com/svn/asterisk/branches/12/main/channel.c?view=diff&rev=419686&r1=419685&r2=419686
==============================================================================
--- branches/12/main/channel.c (original)
+++ branches/12/main/channel.c Mon Jul 28 13:50:14 2014
@@ -10381,10 +10381,7 @@
if ((datastore = ast_channel_datastore_find(chan, datastore_info, NULL))) {
suppress = datastore->data;
- ao2_ref(suppress, +1);
-
suppress->direction |= direction;
-
return 0;
}
@@ -10416,12 +10413,11 @@
return -1;
}
- datastore->data = suppress;
-
- ast_channel_datastore_add(chan, datastore);
-
/* and another ref for the datastore */
ao2_ref(suppress, +1);
+ datastore->data = suppress;
+
+ ast_channel_datastore_add(chan, datastore);
return 0;
}
@@ -10450,6 +10446,7 @@
/* Nothing left to suppress. Bye! */
ast_framehook_detach(chan, suppress->framehook_id);
ast_channel_datastore_remove(chan, datastore);
+ ast_datastore_free(datastore);
}
return 0;
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