diff options
Diffstat (limited to 'drivers/gpu/drm/drm_framebuffer.c')
| -rw-r--r-- | drivers/gpu/drm/drm_framebuffer.c | 16 |
1 files changed, 10 insertions, 6 deletions
diff --git a/drivers/gpu/drm/drm_framebuffer.c b/drivers/gpu/drm/drm_framebuffer.c index 0375b3d7f8d0..7e00c9909c01 100644 --- a/drivers/gpu/drm/drm_framebuffer.c +++ b/drivers/gpu/drm/drm_framebuffer.c @@ -218,12 +218,16 @@ static int framebuffer_check(struct drm_device *dev, if (min_pitch > UINT_MAX) return -ERANGE; - if ((uint64_t) height * r->pitches[i] + r->offsets[i] > UINT_MAX) - return -ERANGE; - - if (block_size && r->pitches[i] < min_pitch) { - DRM_DEBUG_KMS("bad pitch %u for plane %d\n", r->pitches[i], i); - return -EINVAL; + if (r->modifier[i] == DRM_FORMAT_MOD_LINEAR) { + if ((uint64_t)height * r->pitches[i] + r->offsets[i] > + UINT_MAX) + return -ERANGE; + + if (block_size && r->pitches[i] < min_pitch) { + DRM_DEBUG_KMS("bad pitch %u for plane %d\n", + r->pitches[i], i); + return -EINVAL; + } } if (r->modifier[i] && !(r->flags & DRM_MODE_FB_MODIFIERS)) { |