diff options
Diffstat (limited to 'drivers/gpu')
| -rw-r--r-- | drivers/gpu/drm/gud/gud_connector.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/gpu/drm/gud/gud_connector.c b/drivers/gpu/drm/gud/gud_connector.c index 5c0065c876a7..8141c3a1e30a 100644 --- a/drivers/gpu/drm/gud/gud_connector.c +++ b/drivers/gpu/drm/gud/gud_connector.c @@ -399,8 +399,11 @@ static int gud_connector_add_tv_mode(struct gud_device *gdrm, struct drm_connect for (i = 0; i < num_modes; i++) { char *mode = &buf[i * GUD_CONNECTOR_TV_MODE_NAME_LEN]; - /* The device is not trusted to NUL-terminate the name */ - mode[GUD_CONNECTOR_TV_MODE_NAME_LEN - 1] = '\0'; + if (!memchr(mode, '\0', GUD_CONNECTOR_TV_MODE_NAME_LEN)) { + ret = -EIO; + goto free; + } + modes[i] = mode; } |