Messages in this thread | | | From | Guillaume Ranquet <> | Date | Thu, 14 Sep 2023 13:38:43 +0000 | Subject | Re: [PATCH] drm/mediatek/dp: fix memory leak on ->get_edid callback error path |
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On Thu, 14 Sep 2023 15:10, Jani Nikula <jani.nikula@intel.com> wrote: >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> >--- > >UNTESTED >--- > drivers/gpu/drm/mediatek/mtk_dp.c | 1 + > 1 file changed, 1 insertion(+) > >diff --git a/drivers/gpu/drm/mediatek/mtk_dp.c b/drivers/gpu/drm/mediatek/mtk_dp.c >index 2cb47f663756..8fc6eff68e30 100644 >--- a/drivers/gpu/drm/mediatek/mtk_dp.c >+++ b/drivers/gpu/drm/mediatek/mtk_dp.c >@@ -2049,6 +2049,7 @@ 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; > } > >-- >2.39.2 >
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