[PATCH 4/6] drm: cleanup debugfs in drm_unplug_minor()
David Herrmann
dh.herrmann at gmail.com
Sun Oct 20 18:55:43 CEST 2013
There is no reason to delay debugfs-cleanup to drm_put_minor(). We should
forbid any access to debugfs files once the device is dead. Chances they
oops once a card was unplugged are very high, anyway.
Signed-off-by: David Herrmann <dh.herrmann at gmail.com>
---
drivers/gpu/drm/drm_stub.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/drivers/gpu/drm/drm_stub.c b/drivers/gpu/drm/drm_stub.c
index 7feed52..5bf4339 100644
--- a/drivers/gpu/drm/drm_stub.c
+++ b/drivers/gpu/drm/drm_stub.c
@@ -341,6 +341,10 @@ static void drm_unplug_minor(struct drm_minor *minor)
if (!minor || !device_is_registered(&minor->kdev))
return;
+#if defined(CONFIG_DEBUG_FS)
+ drm_debugfs_cleanup(minor);
+#endif
+
drm_sysfs_device_remove(minor);
}
@@ -360,10 +364,6 @@ static void drm_put_minor(struct drm_minor *minor)
DRM_DEBUG("release secondary minor %d\n", minor->index);
-#if defined(CONFIG_DEBUG_FS)
- drm_debugfs_cleanup(minor);
-#endif
-
drm_unplug_minor(minor);
idr_remove(&drm_minors_idr, minor->index);
--
1.8.4.1
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