Lock on indication too

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@2680 65c4cc65-6c06-0410-ace0-fbb531ad65f3

diff --git a/channels/chan_zap.c b/channels/chan_zap.c
index 5eccced..5803768 100755 (executable)
--- a/channels/chan_zap.c
+++ b/channels/chan_zap.c
@@ -3855,7 +3855,9 @@ static int zt_indicate(struct ast_channel *chan, int condition)
 {
        struct zt_pvt *p = chan->pvt->pvt;
        int res=-1;
-       int index = zt_get_index(chan, p, 0);
+       int index;
+       ast_mutex_lock(&p->lock);
+       index = zt_get_index(chan, p, 0);
        if (index == SUB_REAL) {
                switch(condition) {
                case AST_CONTROL_BUSY:
@@ -3917,6 +3919,7 @@ static int zt_indicate(struct ast_channel *chan, int condition)
                }
        } else
                res = 0;
+       ast_mutex_unlock(&p->lock);
        return res;
 }