Lock the channel around datastore access

(closes issue #12527)
Reported by: mnicholson
Patches:
      pbx_lua4.diff uploaded by mnicholson (license 96)

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@114676 65c4cc65-6c06-0410-ace0-fbb531ad65f3

diff --git a/pbx/pbx_lua.c b/pbx/pbx_lua.c
index a23b31e..6302ac6 100644 (file)
--- a/pbx/pbx_lua.c
+++ b/pbx/pbx_lua.c
@@ -982,7 +982,9 @@ static lua_State *lua_get_state(struct ast_channel *chan)
                }
                return L;
        } else {
+               ast_channel_lock(chan);
                datastore = ast_channel_datastore_find(chan, &lua_datastore, NULL);
+               ast_channel_unlock(chan);
 
                if (!datastore) {
                        /* nothing found, allocate a new lua state */