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drm: fix drm_drv_uses_atomic_modeset on non modesetting drivers.
author
Dave Airlie
<airlied@redhat.com>
Tue, 18 Sep 2018 06:20:18 +0000
(16:20 +1000)
committer
Daniel Vetter
<daniel.vetter@ffwll.ch>
Tue, 18 Sep 2018 09:17:06 +0000
(11:17 +0200)
vgem seems to oops on the intel CI due to the vgem debugfs init
hitting this path now.
Check if we have mode_config funcs before checking one.
Signed-off-by: Dave Airlie <airlied@redhat.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link:
https://patchwork.freedesktop.org/patch/msgid/20180918062018.24942-1-airlied@gmail.com
include/drm/drm_drv.h
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diff --git
a/include/drm/drm_drv.h
b/include/drm/drm_drv.h
index
46a8009
..
152b305
100644
(file)
--- a/
include/drm/drm_drv.h
+++ b/
include/drm/drm_drv.h
@@
-675,7
+675,7
@@
static inline bool drm_core_check_feature(struct drm_device *dev, int feature)
static inline bool drm_drv_uses_atomic_modeset(struct drm_device *dev)
{
return drm_core_check_feature(dev, DRIVER_ATOMIC) ||
-
dev->mode_config.funcs->atomic_commit != NULL
;
+
(dev->mode_config.funcs && dev->mode_config.funcs->atomic_commit != NULL)
;
}