[04/13] IR: fix locking in ir_raw_event_work

Commit Message

Maxim Levitsky July 30, 2010, 2:17 a.m. UTC

None

Patch

diff --git a/drivers/media/IR/ir-raw-event.c b/drivers/media/IR/ir-raw-event.c
index 9d5c029..4098748 100644
--- a/drivers/media/IR/ir-raw-event.c
+++ b/drivers/media/IR/ir-raw-event.c
@@ -40,13 +40,16 @@  static void ir_raw_event_work(struct work_struct *work)
 	struct ir_raw_event_ctrl *raw =
 		container_of(work, struct ir_raw_event_ctrl, rx_work);
 
+	mutex_lock(&ir_raw_handler_lock);
+
 	while (kfifo_out(&raw->kfifo, &ev, sizeof(ev)) == sizeof(ev)) {
-		mutex_lock(&ir_raw_handler_lock);
 		list_for_each_entry(handler, &ir_raw_handler_list, list)
 			handler->decode(raw->input_dev, ev);
-		mutex_unlock(&ir_raw_handler_lock);
 		raw->prev_ev = ev;
 	}
+
+	mutex_unlock(&ir_raw_handler_lock);
+
 }
 
 /**