Re: [RFC][PATCH v3 18/33] timers: media: Use timer_shutdown_sync() before freeing timer

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[ Once again, quilt fails the MIME coding ]

From: "Steven Rostedt (Google)" <rostedt@xxxxxxxxxxx>

Before a timer is freed, timer_shutdown_sync() must be called.

Link: https://lore.kernel.org/all/20220407161745.7d6754b3@xxxxxxxxxxxxxxxxxx/

Cc: Andy Walls <awalls@xxxxxxxxxxxxxxxx>
Cc: Mauro Carvalho Chehab <mchehab@xxxxxxxxxx>
Cc: Mike Isely <isely@xxxxxxxxx>
Cc: Sakari Ailus <sakari.ailus@xxxxxxxxxxxxxxx>
Cc: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
Cc: Johan Hovold <johan@xxxxxxxxxx>
Cc: Hans Verkuil <hverkuil-cisco@xxxxxxxxx>
Cc: Benjamin Mugnier <benjamin.mugnier@xxxxxxxxxxx>
Cc: Vladimir Oltean <olteanv@xxxxxxxxx>
Cc: Corey Minyard <cminyard@xxxxxxxxxx>
Cc: Srinivas Pandruvada <srinivas.pandruvada@xxxxxxxxxxxxxxx>
Cc: Miguel Ojeda <ojeda@xxxxxxxxxx>
Cc: "Uwe Kleine-König" <u.kleine-koenig@xxxxxxxxxxxxxx>
Cc: linux-media@xxxxxxxxxxxxxxx
Cc: linux-staging@xxxxxxxxxxxxxxx
Signed-off-by: Steven Rostedt (Google) <rostedt@xxxxxxxxxxx>
---
 drivers/media/pci/ivtv/ivtv-driver.c           |  2 +-
 drivers/media/usb/pvrusb2/pvrusb2-hdw.c        | 18 +++++++++---------
 drivers/media/usb/s2255/s2255drv.c             |  4 ++--
 .../staging/media/atomisp/i2c/atomisp-lm3554.c |  2 +-
 4 files changed, 13 insertions(+), 13 deletions(-)

diff --git a/drivers/media/pci/ivtv/ivtv-driver.c b/drivers/media/pci/ivtv/ivtv-driver.c
index f5846c22c799..ba503d820e48 100644
--- a/drivers/media/pci/ivtv/ivtv-driver.c
+++ b/drivers/media/pci/ivtv/ivtv-driver.c
@@ -1425,7 +1425,7 @@ static void ivtv_remove(struct pci_dev *pdev)
 
 	/* Interrupts */
 	ivtv_set_irq_mask(itv, 0xffffffff);
-	del_timer_sync(&itv->dma_timer);
+	timer_shutdown_sync(&itv->dma_timer);
 
 	/* Kill irq worker */
 	kthread_flush_worker(&itv->irq_worker);
diff --git a/drivers/media/usb/pvrusb2/pvrusb2-hdw.c b/drivers/media/usb/pvrusb2/pvrusb2-hdw.c
index 62ff1fa1c753..db000c9145d7 100644
--- a/drivers/media/usb/pvrusb2/pvrusb2-hdw.c
+++ b/drivers/media/usb/pvrusb2/pvrusb2-hdw.c
@@ -2605,10 +2605,10 @@ struct pvr2_hdw *pvr2_hdw_create(struct usb_interface *intf,
 	return hdw;
  fail:
 	if (hdw) {
-		del_timer_sync(&hdw->quiescent_timer);
-		del_timer_sync(&hdw->decoder_stabilization_timer);
-		del_timer_sync(&hdw->encoder_run_timer);
-		del_timer_sync(&hdw->encoder_wait_timer);
+		timer_shutdown_sync(&hdw->quiescent_timer);
+		timer_shutdown_sync(&hdw->decoder_stabilization_timer);
+		timer_shutdown_sync(&hdw->encoder_run_timer);
+		timer_shutdown_sync(&hdw->encoder_wait_timer);
 		flush_work(&hdw->workpoll);
 		v4l2_device_unregister(&hdw->v4l2_dev);
 		usb_free_urb(hdw->ctl_read_urb);
@@ -2668,10 +2668,10 @@ void pvr2_hdw_destroy(struct pvr2_hdw *hdw)
 	if (!hdw) return;
 	pvr2_trace(PVR2_TRACE_INIT,"pvr2_hdw_destroy: hdw=%p",hdw);
 	flush_work(&hdw->workpoll);
-	del_timer_sync(&hdw->quiescent_timer);
-	del_timer_sync(&hdw->decoder_stabilization_timer);
-	del_timer_sync(&hdw->encoder_run_timer);
-	del_timer_sync(&hdw->encoder_wait_timer);
+	timer_shutdown_sync(&hdw->quiescent_timer);
+	timer_shutdown_sync(&hdw->decoder_stabilization_timer);
+	timer_shutdown_sync(&hdw->encoder_run_timer);
+	timer_shutdown_sync(&hdw->encoder_wait_timer);
 	if (hdw->fw_buffer) {
 		kfree(hdw->fw_buffer);
 		hdw->fw_buffer = NULL;
@@ -3722,7 +3722,7 @@ status);
 	hdw->cmd_debug_state = 5;
 
 	/* Stop timer */
-	del_timer_sync(&timer.timer);
+	timer_shutdown_sync(&timer.timer);
 
 	hdw->cmd_debug_state = 6;
 	status = 0;
diff --git a/drivers/media/usb/s2255/s2255drv.c b/drivers/media/usb/s2255/s2255drv.c
index acf18e2251a5..3c2627712fe9 100644
--- a/drivers/media/usb/s2255/s2255drv.c
+++ b/drivers/media/usb/s2255/s2255drv.c
@@ -1487,7 +1487,7 @@ static void s2255_destroy(struct s2255_dev *dev)
 	/* board shutdown stops the read pipe if it is running */
 	s2255_board_shutdown(dev);
 	/* make sure firmware still not trying to load */
-	del_timer_sync(&dev->timer);  /* only started in .probe and .open */
+	timer_shutdown_sync(&dev->timer);  /* only started in .probe and .open */
 	if (dev->fw_data->fw_urb) {
 		usb_kill_urb(dev->fw_data->fw_urb);
 		usb_free_urb(dev->fw_data->fw_urb);
@@ -2322,7 +2322,7 @@ static int s2255_probe(struct usb_interface *interface,
 errorFWDATA2:
 	usb_free_urb(dev->fw_data->fw_urb);
 errorFWURB:
-	del_timer_sync(&dev->timer);
+	timer_shutdown_sync(&dev->timer);
 errorEP:
 	usb_put_dev(dev->udev);
 errorUDEV:
diff --git a/drivers/staging/media/atomisp/i2c/atomisp-lm3554.c b/drivers/staging/media/atomisp/i2c/atomisp-lm3554.c
index 75d16b525294..c4ce4cd445d7 100644
--- a/drivers/staging/media/atomisp/i2c/atomisp-lm3554.c
+++ b/drivers/staging/media/atomisp/i2c/atomisp-lm3554.c
@@ -921,7 +921,7 @@ static void lm3554_remove(struct i2c_client *client)
 
 	atomisp_gmin_remove_subdev(sd);
 
-	del_timer_sync(&flash->flash_off_delay);
+	timer_shutdown_sync(&flash->flash_off_delay);
 
 	lm3554_gpio_uninit(client);
 
-- 
2.35.1



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