diff --git a/[refs] b/[refs]
index b40ceb234633..8dba4cb6f2d1 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 0daa04a586f03de8f9022e29fb41c9dc0de28c4a
+refs/heads/master: 75c8075394906b4bda4b056328bd9b401277d9b8
diff --git a/trunk/drivers/staging/iio/industrialio-core.c b/trunk/drivers/staging/iio/industrialio-core.c
index 768f44894d08..87799b2a9262 100644
--- a/trunk/drivers/staging/iio/industrialio-core.c
+++ b/trunk/drivers/staging/iio/industrialio-core.c
@@ -79,11 +79,14 @@ EXPORT_SYMBOL(__iio_change_event);
 	/* Does anyone care? */
 	mutex_lock(&ev_int->event_list_lock);
 	if (test_bit(IIO_BUSY_BIT_POS, &ev_int->handler.flags)) {
-		if (ev_int->current_events == ev_int->max_events)
+		if (ev_int->current_events == ev_int->max_events) {
+			mutex_unlock(&ev_int->event_list_lock);
 			return 0;
+		}
 		ev = kmalloc(sizeof(*ev), GFP_KERNEL);
 		if (ev == NULL) {
 			ret = -ENOMEM;
+			mutex_unlock(&ev_int->event_list_lock);
 			goto error_ret;
 		}
 		ev->ev.id = ev_code;