diff options
| author | Jani Nikula <jani.nikula@intel.com> | 2023-09-14 16:10:58 +0300 |
|---|---|---|
| committer | Chun-Kuang Hu <chunkuang.hu@kernel.org> | 2023-09-24 17:35:41 +0300 |
| commit | fcaf9761fd5884a64eaac48536f8c27ecfd2e6bc (patch) | |
| tree | c580923dd1b1e80598c31f5edc1c6a5bc5cefc9f /drivers/gpu/drm/mediatek | |
| parent | dab12fa8d2bd3868cf2de485ed15a3feef28a13d (diff) | |
| download | linux-fcaf9761fd5884a64eaac48536f8c27ecfd2e6bc.tar.xz | |
drm/mediatek/dp: fix memory leak on ->get_edid callback error path
Setting new_edid to NULL leaks the buffer.
Fixes: f70ac097a2cf ("drm/mediatek: Add MT8195 Embedded DisplayPort driver")
Cc: Markus Schneider-Pargmann <msp@baylibre.com>
Cc: Guillaume Ranquet <granquet@baylibre.com>
Cc: Bo-Chen Chen <rex-bc.chen@mediatek.com>
Cc: CK Hu <ck.hu@mediatek.com>
Cc: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Cc: Dmitry Osipenko <dmitry.osipenko@collabora.com>
Cc: Chun-Kuang Hu <chunkuang.hu@kernel.org>
Cc: Philipp Zabel <p.zabel@pengutronix.de>
Cc: Matthias Brugger <matthias.bgg@gmail.com>
Cc: dri-devel@lists.freedesktop.org
Cc: linux-mediatek@lists.infradead.org
Cc: linux-kernel@vger.kernel.org
Cc: linux-arm-kernel@lists.infradead.org
Cc: <stable@vger.kernel.org> # v6.1+
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Reviewed-by: Guillaume Ranquet <granquet@baylibre.com>
Link: https://patchwork.kernel.org/project/dri-devel/patch/20230914131058.2472260-1-jani.nikula@intel.com/
Signed-off-by: Chun-Kuang Hu <chunkuang.hu@kernel.org>
Diffstat (limited to 'drivers/gpu/drm/mediatek')
| -rw-r--r-- | drivers/gpu/drm/mediatek/mtk_dp.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/mediatek/mtk_dp.c b/drivers/gpu/drm/mediatek/mtk_dp.c index da023de5317a..e4c16ba9902d 100644 --- a/drivers/gpu/drm/mediatek/mtk_dp.c +++ b/drivers/gpu/drm/mediatek/mtk_dp.c @@ -2063,6 +2063,7 @@ static struct edid *mtk_dp_get_edid(struct drm_bridge *bridge, */ if (mtk_dp_parse_capabilities(mtk_dp)) { drm_err(mtk_dp->drm_dev, "Can't parse capabilities\n"); + kfree(new_edid); new_edid = NULL; } |