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author | Thierry Reding <thierry.reding@gmail.com> | 2013-10-30 11:59:05 +0100 |
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committer | Dave Airlie <airlied@redhat.com> | 2013-10-31 06:33:49 +1000 |
commit | 9d6104e0174b130ed864571b31811c3fd09fd611 (patch) | |
tree | 00ac8c1893076529a62f90cf2a236ef338d16fd3 | |
parent | be51e4a78155ff6c5d9299bf726e86b554e21117 (diff) | |
download | linux-9d6104e0174b130ed864571b31811c3fd09fd611.tar.bz2 |
drm/sysfs: Do not drop device reference twice
device_unregister() already drops its reference to the struct device, so
explicitly calling put_device() before device_unregister() can cause the
device to have been freed before it can be unregistered.
Signed-off-by: Thierry Reding <treding@nvidia.com>
Reviewed-by: Paulo Zanoni <paulo.r.zanoni@intel.com>
Tested-by: Paulo Zanoni <paulo.r.zanoni@intel.com>
Tested-by: Ben Widawsky <ben@bwidawsk.net>
Signed-off-by: Dave Airlie <airlied@redhat.com>
-rw-r--r-- | drivers/gpu/drm/drm_sysfs.c | 2 |
1 files changed, 0 insertions, 2 deletions
diff --git a/drivers/gpu/drm/drm_sysfs.c b/drivers/gpu/drm/drm_sysfs.c index dae42c79154f..db1c8f958bab 100644 --- a/drivers/gpu/drm/drm_sysfs.c +++ b/drivers/gpu/drm/drm_sysfs.c @@ -439,7 +439,6 @@ err_out_files: device_remove_file(connector->kdev, &connector_attrs_opt1[i]); for (i = 0; i < attr_cnt; i++) device_remove_file(connector->kdev, &connector_attrs[i]); - put_device(connector->kdev); device_unregister(connector->kdev); out: @@ -472,7 +471,6 @@ void drm_sysfs_connector_remove(struct drm_connector *connector) for (i = 0; i < ARRAY_SIZE(connector_attrs); i++) device_remove_file(connector->kdev, &connector_attrs[i]); sysfs_remove_bin_file(&connector->kdev->kobj, &edid_attr); - put_device(connector->kdev); device_unregister(connector->kdev); connector->kdev = NULL; } |