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driver core: dd: remove deferred_devices variable

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No need to save the debugfs dentry for the "devices_deferred" debugfs
file (gotta love the juxtaposition), if we need to remove it we can look
it up from debugfs itself.

Cc: "Rafael J. Wysocki" <rafael@kernel.org>
Cc: linux-kernel@vger.kernel.org
Reviewed-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Link: https://lore.kernel.org/r/20210216142400.3759099-2-gregkh@linuxfoundation.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Greg Kroah-Hartman 2021-02-16 15:24:00 +01:00
parent c654cea59d
commit 2942df6751
1 changed files with 3 additions and 4 deletions
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7
drivers/base/dd.c
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@ -55,7 +55,6 @@ static DEFINE_MUTEX(deferred_probe_mutex);
static LIST_HEAD(deferred_probe_pending_list);
static LIST_HEAD(deferred_probe_active_list);
static atomic_t deferred_trigger_count = ATOMIC_INIT(0);
static struct dentry *deferred_devices;
static bool initcalls_done;
/* Save the async probe drivers' name from kernel cmdline */
@ -310,8 +309,8 @@ static DECLARE_DELAYED_WORK(deferred_probe_timeout_work, deferred_probe_timeout_
*/
static int deferred_probe_initcall(void)
{
deferred_devices = debugfs_create_file("devices_deferred", 0444, NULL,
NULL, &deferred_devs_fops);
debugfs_create_file("devices_deferred", 0444, NULL, NULL,
&deferred_devs_fops);
driver_deferred_probe_enable = true;
driver_deferred_probe_trigger();
@ -336,7 +335,7 @@ late_initcall(deferred_probe_initcall);
static void __exit deferred_probe_exit(void)
{
debugfs_remove_recursive(deferred_devices);
debugfs_remove_recursive(debugfs_lookup("devices_deferred", NULL));
}
__exitcall(deferred_probe_exit);