From: Ye Bin <yebin10@huawei.com>
Date: Wed, 9 Feb 2022 11:29:51 +0000 (+0800)
Subject: PM: hibernate: fix load_image_and_restore() error path
X-Git-Tag: v6.1-rc5~1813^2~2^2~6
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=3f51aa9e296fe4af785d5761bb12556fb2494761;p=platform%2Fkernel%2Flinux-starfive.git

PM: hibernate: fix load_image_and_restore() error path

As 'swsusp_check' open 'hib_resume_bdev', if call 'create_basic_memory_bitmaps'
failed, we need to close 'hib_resume_bdev' in 'load_image_and_restore' function.

Signed-off-by: Ye Bin <yebin10@huawei.com>
[ rjw: Subject ]
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
---

diff --git a/kernel/power/hibernate.c b/kernel/power/hibernate.c
index e6af502..49d1df0 100644
--- a/kernel/power/hibernate.c
+++ b/kernel/power/hibernate.c
@@ -689,8 +689,10 @@ static int load_image_and_restore(void)
 
 	lock_device_hotplug();
 	error = create_basic_memory_bitmaps();
-	if (error)
+	if (error) {
+		swsusp_close(FMODE_READ | FMODE_EXCL);
 		goto Unlock;
+	}
 
 	error = swsusp_read(&flags);
 	swsusp_close(FMODE_READ | FMODE_EXCL);