diff --git a/drivers/gpu/drm/drm_framebuffer.c b/drivers/gpu/drm/drm_framebuffer.c index 2f5b0c2bb0fe3ff885becc9c6b2cca2e34a255b6..89ced6af9c5cb7b68b69f4ff3adb724f7c56d5ab 100644 --- a/drivers/gpu/drm/drm_framebuffer.c +++ b/drivers/gpu/drm/drm_framebuffer.c @@ -217,12 +217,16 @@ 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)) {