| From 285bf918fe4464a0a33a37b6cd7901a5919d4d10 Mon Sep 17 00:00:00 2001 |
| From: Sasha Levin <sashal@kernel.org> |
| Date: Tue, 20 Jul 2021 15:45:23 +0200 |
| Subject: drm/panel: raspberrypi-touchscreen: Prevent double-free |
| |
| 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 5e9ccefb88f6..bbdd086be7f5 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; |
| } |
| -- |
| 2.30.2 |
| |
