]> git.ipfire.org Git - thirdparty/kernel/stable.git/commit
PM: sleep: Fix list splicing in device suspend error paths
authorRafael J. Wysocki <rafael.j.wysocki@intel.com>
Tue, 3 Jun 2025 16:17:58 +0000 (18:17 +0200)
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>
Tue, 3 Jun 2025 20:14:03 +0000 (22:14 +0200)
commit079e8889ad136930617278fbce44b42ef10af9e1
tree56068472f59fa6dec782b6537e9c2206ce5a6ae4
parent976aa630da5b5508c278487db31b873ddf6bae8f
PM: sleep: Fix list splicing in device suspend error paths

Commits aa7a9275ab81 ("PM: sleep: Suspend async parents after suspending
children") and 443046d1ad66 ("PM: sleep: Make suspend of devices more
asynchronous") added list splicing to the error paths of dpm_suspend(),
dpm_suspend_late(), and dpm_noirq_suspend_devices(), but they should
have used the list_splice_init() variant because the emptied list is
used going forward in all of these cases.

Replace list_splice() with list_splice_init() in the code in question as
appropriate.

Fixes: aa7a9275ab81 ("PM: sleep: Suspend async parents after suspending children")
Fixes: 443046d1ad66 ("PM: sleep: Make suspend of devices more asynchronous")
Link: https://gitlab.freedesktop.org/drm/amd/-/issues/4280
Reported-and-tested-by: Chris Bainbridge <chris.bainbridge@gmail.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Reviewed-by: Mario Limonciello <mario.limonciello@amd.com>
Link: https://patch.msgid.link/4659282.LvFx2qVVIh@rjwysocki.net
drivers/base/power/main.c