From e313beb668f41d49c10c546180fc02c62ab2cbe3 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sat, 18 May 2024 20:48:00 +0200 Subject: Merging upstream version 6.7.12. Signed-off-by: Daniel Baumann --- drivers/gpu/drm/drm_probe_helper.c | 7 +++++++ 1 file changed, 7 insertions(+) (limited to 'drivers/gpu/drm/drm_probe_helper.c') diff --git a/drivers/gpu/drm/drm_probe_helper.c b/drivers/gpu/drm/drm_probe_helper.c index 3f479483d7..15ed974bcb 100644 --- a/drivers/gpu/drm/drm_probe_helper.c +++ b/drivers/gpu/drm/drm_probe_helper.c @@ -419,6 +419,13 @@ static int drm_helper_probe_get_modes(struct drm_connector *connector) count = connector_funcs->get_modes(connector); + /* The .get_modes() callback should not return negative values. */ + if (count < 0) { + drm_err(connector->dev, ".get_modes() returned %pe\n", + ERR_PTR(count)); + count = 0; + } + /* * Fallback for when DDC probe failed in drm_get_edid() and thus skipped * override/firmware EDID. -- cgit v1.2.3