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Commit 76ecd9c9 authored by Lothar Waßmann's avatar Lothar Waßmann Committed by Philipp Zabel
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drm/imx: parallel-display: check return code from of_get_drm_display_mode() 



of_get_drm_display_mode() may fail. Check its return code and bail out
on error.

Signed-off-by: default avatarLothar Waßmann <LW@KARO-electronics.de>
Signed-off-by: default avatarPhilipp Zabel <p.zabel@pengutronix.de>
parent b575b313

drivers/gpu/drm/imx/parallel-display.c

+7 −1
Original line number Diff line number Diff line
@@ -73,10 +73,16 @@ static int imx_pd_connector_get_modes(struct drm_connector *connector) 


	if (np) {

		struct drm_display_mode *mode = drm_mode_create(connector->dev);

		int ret;



		if (!mode)

			return -EINVAL;

		of_get_drm_display_mode(np, &imxpd->mode, OF_USE_NATIVE_MODE);



		ret = of_get_drm_display_mode(np, &imxpd->mode,

					      OF_USE_NATIVE_MODE);

		if (ret)

			return ret;



		drm_mode_copy(mode, &imxpd->mode);

		mode->type |= DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED,

		drm_mode_probed_add(connector, mode);