diff --git a/main/channel.c b/main/channel.c
index 3c44a20..44a62f3 100644
--- a/main/channel.c
+++ b/main/channel.c
@@ -3867,8 +3867,8 @@ static struct ast_frame *__ast_read(struct ast_channel *chan, int dropaudio)
 				int (*func)(const void *) = chan->timingfunc;
 				void *data = chan->timingdata;
 				chan->fdno = -1;
-				ast_channel_unlock(chan);
 				func(data);
+				ast_channel_unlock(chan);
 			} else {
 				ast_timer_set_rate(chan->timer, 0);
 				chan->fdno = -1;