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Revision cbc543c59e8e7c8bc8604d6ac3e18a029e3d5118 authored by Dave Airlie on 20 October 2022, 23:56:07 UTC, committed by Dave Airlie on 20 October 2022, 23:56:14 UTC 
Merge tag 'drm-misc-fixes-2022-10-20' of git://anongit.freedesktop.org/drm/drm-misc into drm-fixes
 
drm-misc-fixes for v6.1-rc2:
- Fix a buffer overflow in format_helper_test.
- Set DDC pointer in drmm_connector_init.
- Compiler fixes for panfrost.

Signed-off-by: Dave Airlie <airlied@redhat.com>

From: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/c4d05683-8ebe-93b8-d24c-d1d2c68f12c4@linux.intel.com
2 parent s a4294d5 + 72655fb
Raw File
pm-notifier-error-inject.c 
// SPDX-License-Identifier: GPL-2.0-only
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/suspend.h>

#include "notifier-error-inject.h"

static int priority;
module_param(priority, int, 0);
MODULE_PARM_DESC(priority, "specify PM notifier priority");

static struct notifier_err_inject pm_notifier_err_inject = {
	.actions = {
		{ NOTIFIER_ERR_INJECT_ACTION(PM_HIBERNATION_PREPARE) },
		{ NOTIFIER_ERR_INJECT_ACTION(PM_SUSPEND_PREPARE) },
		{ NOTIFIER_ERR_INJECT_ACTION(PM_RESTORE_PREPARE) },
		{}
	}
};

static struct dentry *dir;

static int err_inject_init(void)
{
	int err;

	dir = notifier_err_inject_init("pm", notifier_err_inject_dir,
					&pm_notifier_err_inject, priority);
	if (IS_ERR(dir))
		return PTR_ERR(dir);

	err = register_pm_notifier(&pm_notifier_err_inject.nb);
	if (err)
		debugfs_remove_recursive(dir);

	return err;
}

static void err_inject_exit(void)
{
	unregister_pm_notifier(&pm_notifier_err_inject.nb);
	debugfs_remove_recursive(dir);
}

module_init(err_inject_init);
module_exit(err_inject_exit);

MODULE_DESCRIPTION("PM notifier error injection module");
MODULE_LICENSE("GPL");
MODULE_AUTHOR("Akinobu Mita <akinobu.mita@gmail.com>");
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