From: Maxime Ripard Date: Tue, 20 Jul 2021 13:45:23 +0000 (+0200) Subject: drm/panel: raspberrypi-touchscreen: Prevent double-free X-Git-Tag: v4.19.199~34 X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=b8000c1799b562e947b0109c2bd7b449b945a863;p=users%2Fdwmw2%2Flinux.git drm/panel: raspberrypi-touchscreen: Prevent double-free [ 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 Reviewed-by: Sam Ravnborg Link: https://patchwork.freedesktop.org/patch/msgid/20210720134525.563936-9-maxime@cerno.tech Signed-off-by: Sasha Levin --- diff --git a/drivers/gpu/drm/panel/panel-raspberrypi-touchscreen.c b/drivers/gpu/drm/panel/panel-raspberrypi-touchscreen.c index aab6a70ece7f0..06bd039159738 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; }