From: José Expósito jose.exposito89@gmail.com
[ Upstream commit bce81feb03a20fca7bbdd1c4af16b4e9d5c0e1d3 ]
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 Signed-off-by: Philipp Zabel p.zabel@pengutronix.de Link: https://lore.kernel.org/r/20220108165230.44610-1-jose.exposito89@gmail.com Signed-off-by: Sasha Levin sashal@kernel.org --- 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 8def97d75030..6420dec6cc00 100644 --- a/drivers/gpu/drm/imx/parallel-display.c +++ b/drivers/gpu/drm/imx/parallel-display.c @@ -77,8 +77,10 @@ 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,