diff options
Diffstat (limited to 'linux-core')
| -rw-r--r-- | linux-core/drm_edid.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/linux-core/drm_edid.c b/linux-core/drm_edid.c index b8eee1a4..7068cef3 100644 --- a/linux-core/drm_edid.c +++ b/linux-core/drm_edid.c @@ -469,6 +469,14 @@ int drm_add_edid_modes(struct drm_output *output, struct edid *edid) { int num_modes = 0; + if (edid == NULL) { + return 0; + } + if (!edid_valid(edid)) { + dev_warn(&output->dev->pdev->dev, "%s: EDID invalid.\n", + output->name); + return 0; + } num_modes += add_established_modes(output, edid); num_modes += add_standard_modes(output, edid); num_modes += add_detailed_info(output, edid); |