diff options
Diffstat (limited to 'drivers/gpu/drm/drm_framebuffer.c')
| -rw-r--r-- | drivers/gpu/drm/drm_framebuffer.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/gpu/drm/drm_framebuffer.c b/drivers/gpu/drm/drm_framebuffer.c index 06ad3d1350c4..cbf0c893f426 100644 --- a/drivers/gpu/drm/drm_framebuffer.c +++ b/drivers/gpu/drm/drm_framebuffer.c @@ -177,6 +177,13 @@ static int framebuffer_check(const struct drm_mode_fb_cmd2 *r) return -EINVAL; } + if (r->flags & DRM_MODE_FB_MODIFIERS && + r->modifier[i] != r->modifier[0]) { + DRM_DEBUG_KMS("bad fb modifier %llu for plane %d\n", + r->modifier[i], i); + return -EINVAL; + } + /* modifier specific checks: */ switch (r->modifier[i]) { case DRM_FORMAT_MOD_SAMSUNG_64_32_TILE: |
