[PATCH 08/10] drm/panel: raspberrypi-touchscreen: Prevent double-free

Maxime Ripard maxime at cerno.tech
Tue Jul 20 13:45:23 UTC 2021


The mipi_dsi_device allocated by mipi_dsi_device_register_full() is
already free'd on release.

Fixes: 2f733d6194bd ("drm/panel: Add support for the Raspberry Pi 7" Touchscreen.")
Signed-off-by: Maxime Ripard <maxime at cerno.tech>
---
 drivers/gpu/drm/panel/panel-raspberrypi-touchscreen.c | 1 -
 1 file changed, 1 deletion(-)

diff --git a/drivers/gpu/drm/panel/panel-raspberrypi-touchscreen.c b/drivers/gpu/drm/panel/panel-raspberrypi-touchscreen.c
index 6f2ce3b81f47..462faae0f446 100644
--- a/drivers/gpu/drm/panel/panel-raspberrypi-touchscreen.c
+++ b/drivers/gpu/drm/panel/panel-raspberrypi-touchscreen.c
@@ -447,7 +447,6 @@ static int rpi_touchscreen_remove(struct i2c_client *i2c)
 	drm_panel_remove(&ts->base);
 
 	mipi_dsi_device_unregister(ts->dsi);
-	kfree(ts->dsi);
 
 	return 0;
 }
-- 
2.31.1



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