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Commit 749e6b3a authored by Jani Nikula's avatar Jani Nikula Committed by Greg Kroah-Hartman
Browse files

drm/imx/ipuv3: do not return negative values from .get_modes() 



[ Upstream commit c2da9ada64962fcd2e6395ed9987b9874ea032d3 ]

The .get_modes() hooks aren't supposed to return negative error
codes. Return 0 for no modes, whatever the reason.

Cc: Philipp Zabel <p.zabel@pengutronix.de>
Cc: stable@vger.kernel.org
Acked-by: default avatarPhilipp Zabel <p.zabel@pengutronix.de>
Acked-by: default avatarThomas Zimmermann <tzimmermann@suse.de>
Link: https://patchwork.freedesktop.org/patch/msgid/311f6eec96d47949b16a670529f4d89fcd97aefa.1709913674.git.jani.nikula@intel.com


Signed-off-by: default avatarJani Nikula <jani.nikula@intel.com>
Signed-off-by: default avatarSasha Levin <sashal@kernel.org>
parent 7e500849

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

+2 −2
Original line number Diff line number Diff line
@@ -72,14 +72,14 @@ static int imx_pd_connector_get_modes(struct drm_connector *connector) 
		int ret;



		if (!mode)

			return -EINVAL;

			return 0;



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

					      &imxpd->bus_flags,

					      OF_USE_NATIVE_MODE);

		if (ret) {

			drm_mode_destroy(connector->dev, mode);

			return ret;

			return 0;

		}



		drm_mode_copy(mode, &imxpd->mode);