From 87641bf1fe486e9d01ed9ddfc64ce9f35c8e5385 Mon Sep 17 00:00:00 2001
From: markster <markster@f38db490-d61c-443f-a65b-d21fe96a405b>
Date: Wed, 2 Jun 2004 20:18:18 +0000
Subject: Lock while installign generator

git-svn-id: http://svn.digium.com/svn/asterisk/trunk@3133 f38db490-d61c-443f-a65b-d21fe96a405b
---
 channel.c | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

(limited to 'channel.c')

diff --git a/channel.c b/channel.c
index 298f0e961..f31c01229 100755
--- a/channel.c
+++ b/channel.c
@@ -786,6 +786,8 @@ void ast_deactivate_generator(struct ast_channel *chan)
 
 int ast_activate_generator(struct ast_channel *chan, struct ast_generator *gen, void *params)
 {
+	int res = 0;
+	ast_mutex_lock(&chan->lock);
 	if (chan->generatordata) {
 		if (chan->generator && chan->generator->release)
 			chan->generator->release(chan, chan->generatordata);
@@ -795,9 +797,10 @@ int ast_activate_generator(struct ast_channel *chan, struct ast_generator *gen,
 	if ((chan->generatordata = gen->alloc(chan, params))) {
 		chan->generator = gen;
 	} else {
-		return -1;
+		res = -1;
 	}
-	return 0;
+	ast_mutex_unlock(&chan->lock);
+	return res;
 }
 
 int ast_waitfor_n_fd(int *fds, int n, int *ms, int *exception)
-- 
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