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| author | Maxime Ripard <maxime@cerno.tech> | 2021-07-20 15:45:23 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-07-28 11:13:49 +0200 |
| commit | b8000c1799b562e947b0109c2bd7b449b945a863 (patch) | |
| tree | 65d6ecb493d2eb332e8cfa187f75c44d39a8fc9f | |
| parent | d682390655b388f7eb69add0006a4fce9cc33b3a (diff) | |
| download | linux-b8000c1799b562e947b0109c2bd7b449b945a863.tar.gz linux-b8000c1799b562e947b0109c2bd7b449b945a863.tar.bz2 linux-b8000c1799b562e947b0109c2bd7b449b945a863.zip | |
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 <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>
| -rw-r--r-- | drivers/gpu/drm/panel/panel-raspberrypi-touchscreen.c | 1 |
1 files changed, 0 insertions, 1 deletions
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; } |