diff options
| -rw-r--r-- | drivers/gpu/drm/drm_edid.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c index 35d46f5ffb60..d86062d53a67 100644 --- a/drivers/gpu/drm/drm_edid.c +++ b/drivers/gpu/drm/drm_edid.c @@ -3222,7 +3222,8 @@ static u8 *drm_find_displayid_extension(const struct edid *edid, if (!displayid) return NULL; - *length = EDID_LENGTH; + /* EDID extensions block checksum isn't for us */ + *length = EDID_LENGTH - 1; *idx = 1; ret = validate_displayid(displayid, *length, *idx); |