[PATCH 5.15 155/159] Revert "drm/bridge: lt9611uxc: fix the race in the error path"

[Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>]

5.15-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Amit Pundir <amit.pundir@xxxxxxxxxx>

This reverts commit d0d01bb4a56093fa214c0949e9e7ccb9fb437795.

This and the dependent fixes broke display on RB5.

Signed-off-by: Amit Pundir <amit.pundir@xxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
 drivers/gpu/drm/bridge/lontium-lt9611uxc.c |   10 ++++------
 1 file changed, 4 insertions(+), 6 deletions(-)

--- a/drivers/gpu/drm/bridge/lontium-lt9611uxc.c
+++ b/drivers/gpu/drm/bridge/lontium-lt9611uxc.c
@@ -927,9 +927,9 @@ retry:
 	init_waitqueue_head(&lt9611uxc->wq);
 	INIT_WORK(&lt9611uxc->work, lt9611uxc_hpd_work);
 
-	ret = request_threaded_irq(client->irq, NULL,
-				   lt9611uxc_irq_thread_handler,
-				   IRQF_ONESHOT, "lt9611uxc", lt9611uxc);
+	ret = devm_request_threaded_irq(dev, client->irq, NULL,
+					lt9611uxc_irq_thread_handler,
+					IRQF_ONESHOT, "lt9611uxc", lt9611uxc);
 	if (ret) {
 		dev_err(dev, "failed to request irq\n");
 		goto err_disable_regulators;
@@ -965,8 +965,6 @@ retry:
 	return lt9611uxc_audio_init(dev, lt9611uxc);
 
 err_remove_bridge:
-	free_irq(client->irq, lt9611uxc);
-	cancel_work_sync(&lt9611uxc->work);
 	drm_bridge_remove(&lt9611uxc->bridge);
 
 err_disable_regulators:
@@ -983,7 +981,7 @@ static int lt9611uxc_remove(struct i2c_c
 {
 	struct lt9611uxc *lt9611uxc = i2c_get_clientdata(client);
 
-	free_irq(client->irq, lt9611uxc);
+	disable_irq(client->irq);
 	cancel_work_sync(&lt9611uxc->work);
 	lt9611uxc_audio_exit(lt9611uxc);
 	drm_bridge_remove(&lt9611uxc->bridge);