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| author | Chris Wilson <chris@chris-wilson.co.uk> | 2017-02-07 12:49:55 (GMT) |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2017-03-15 02:02:50 (GMT) |
| commit | 9edc456fe621f3ba33859ea3ad3c285e544db9ad (patch) | |
| tree | 5d0eea4ab48e1eeac4719ef9db182cb73c6e1991 /drivers/gpu | |
| parent | 868a747c77cbf1d5e183dbceb912baa4db2be913 (diff) | |
| download | linux-9edc456fe621f3ba33859ea3ad3c285e544db9ad.tar.xz | |
drm: Cancel drm_fb_helper_dirty_work on unload
commit f21b9a92ca7c29382909eaab9facc2cf46f2cc0b upstream.
We can not allow the worker to run after its fbdev, or even the module,
has been removed.
Fixes: eaa434defaca ("drm/fb-helper: Add fb_deferred_io support")
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Noralf Trønnes <noralf@tronnes.org>
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>
Cc: Jani Nikula <jani.nikula@linux.intel.com>
Cc: Sean Paul <seanpaul@chromium.org>
Cc: dri-devel@lists.freedesktop.org
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/20170207124956.14954-1-chris@chris-wilson.co.uk
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/gpu')
| -rw-r--r-- | drivers/gpu/drm/drm_fb_helper.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/gpu/drm/drm_fb_helper.c b/drivers/gpu/drm/drm_fb_helper.c index 6c75e62..cc8938b 100644 --- a/drivers/gpu/drm/drm_fb_helper.c +++ b/drivers/gpu/drm/drm_fb_helper.c @@ -848,6 +848,8 @@ void drm_fb_helper_fini(struct drm_fb_helper *fb_helper) if (!drm_fbdev_emulation) return; + cancel_work_sync(&fb_helper->dirty_work); + if (!list_empty(&fb_helper->kernel_fb_list)) { list_del(&fb_helper->kernel_fb_list); if (list_empty(&kernel_fb_helper_list)) { |