drm/kms: fix fb_changed = true else statement
a patch from Roel was wrong, fix this properly, really
if the fb ptrs are different fb changed shuold be true.
Signed-off-by: Dave Airlie <airlied@redhat.com>
diff --git a/drivers/gpu/drm/drm_crtc_helper.c b/drivers/gpu/drm/drm_crtc_helper.c
index 7d0f00a..f2aaf39 100644
--- a/drivers/gpu/drm/drm_crtc_helper.c
+++ b/drivers/gpu/drm/drm_crtc_helper.c
@@ -836,11 +836,7 @@
mode_changed = true;
} else if (set->fb == NULL) {
mode_changed = true;
- } else if ((set->fb->bits_per_pixel !=
- set->crtc->fb->bits_per_pixel) ||
- set->fb->depth != set->crtc->fb->depth)
- fb_changed = true;
- else
+ } else
fb_changed = true;
}