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authorMark Michelson <mmichelson@digium.com>2013-12-03 17:07:29 +0000
committerMark Michelson <mmichelson@digium.com>2013-12-03 17:07:29 +0000
commit8e8b329e14ad2e4d747c4c4eb33c118305401aee (patch)
tree200a9b111d9cf75ab980aedf53ee714b7cc398f2 /channels/chan_alsa.c
parent8b24b0d20647697c9ee899dea85871465c3032cb (diff)
Add channel locking for channel snapshot creation.
This adds channel locks around calls to create channel snapshots as well as other functions which operate on a channel and then end up creating a channel snapshot. Functions that expect the channel to be locked prior to being called have had their documentation updated to indicate such. ........ Merged revisions 403311 from http://svn.asterisk.org/svn/asterisk/branches/12 git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@403314 65c4cc65-6c06-0410-ace0-fbb531ad65f3
Diffstat (limited to 'channels/chan_alsa.c')
-rw-r--r--channels/chan_alsa.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/channels/chan_alsa.c b/channels/chan_alsa.c
index 60bbacbb8..065eff551 100644
--- a/channels/chan_alsa.c
+++ b/channels/chan_alsa.c
@@ -581,6 +581,7 @@ static struct ast_channel *alsa_new(struct chan_alsa_pvt *p, int state, const ch
if (!(tmp = ast_channel_alloc(1, state, 0, 0, "", p->exten, p->context, linkedid, 0, "ALSA/%s", indevname)))
return NULL;
+ ast_channel_lock(tmp);
ast_channel_stage_snapshot(tmp);
ast_channel_tech_set(tmp, &alsa_tech);
@@ -601,6 +602,7 @@ static struct ast_channel *alsa_new(struct chan_alsa_pvt *p, int state, const ch
ast_jb_configure(tmp, &global_jbconf);
ast_channel_stage_snapshot_done(tmp);
+ ast_channel_unlock(tmp);
if (state != AST_STATE_DOWN) {
if (ast_pbx_start(tmp)) {