| From | Greg Kroah-Hartman <> | Subject | [PATCH 4.19 088/120] drm/panel: raspberrypi-touchscreen: Prevent double-free | Date | Mon, 26 Jul 2021 17:39:00 +0200 |
| |
From: Maxime Ripard <maxime@cerno.tech>
[ Upstream commit 7bbcb919e32d776ca8ddce08abb391ab92eef6a9 ]
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@cerno.tech> Reviewed-by: Sam Ravnborg <sam@ravnborg.org> Link: https://patchwork.freedesktop.org/patch/msgid/20210720134525.563936-9-maxime@cerno.tech Signed-off-by: Sasha Levin <sashal@kernel.org> --- 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 aab6a70ece7f..06bd03915973 100644 --- a/drivers/gpu/drm/panel/panel-raspberrypi-touchscreen.c +++ b/drivers/gpu/drm/panel/panel-raspberrypi-touchscreen.c @@ -454,7 +454,6 @@ 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; } -- 2.30.2
|