From: "José Expósito" <jose.exposito89@gmail.com>
To: LW@karo-electronics.de
Cc: airlied@linux.ie, daniel@ffwll.ch, shawnguo@kernel.org,
s.hauer@pengutronix.de, kernel@pengutronix.de,
festevam@gmail.com, linux-imx@nxp.com,
dri-devel@lists.freedesktop.org,
linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org, p.zabel@pengutronix.de,
"José Expósito" <jose.exposito89@gmail.com>
Subject: [PATCH v2] drm/imx: Fix memory leak in imx_pd_connector_get_modes
Date: Sat, 8 Jan 2022 17:52:30 +0100 [thread overview]
Message-ID: <20220108165230.44610-1-jose.exposito89@gmail.com> (raw)
Avoid leaking the display mode variable if of_get_drm_display_mode
fails.
Fixes: 76ecd9c9fb24 ("drm/imx: parallel-display: check return code from of_get_drm_display_mode()")
Addresses-Coverity-ID: 1443943 ("Resource leak")
Signed-off-by: José Expósito <jose.exposito89@gmail.com>
---
v2: Improve commit message
---
drivers/gpu/drm/imx/parallel-display.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/imx/parallel-display.c b/drivers/gpu/drm/imx/parallel-display.c
index a8aba0141ce7..3bf8e0a4803a 100644
--- a/drivers/gpu/drm/imx/parallel-display.c
+++ b/drivers/gpu/drm/imx/parallel-display.c
@@ -75,8 +75,10 @@ static int imx_pd_connector_get_modes(struct drm_connector *connector)
ret = of_get_drm_display_mode(np, &imxpd->mode,
&imxpd->bus_flags,
OF_USE_NATIVE_MODE);
- if (ret)
+ if (ret) {
+ drm_mode_destroy(connector->dev, mode);
return ret;
+ }
drm_mode_copy(mode, &imxpd->mode);
mode->type |= DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED;
--
2.25.1
next reply other threads:[~2022-01-08 16:52 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-01-08 16:52 José Expósito [this message]
2022-03-29 16:41 ` Philipp Zabel
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