swap: yield device immediately

[ Upstream commit 712182b ]

Otherwise we can cause spurious EBUSY issues when trying to mount the
rootfs later on.

Link: https://bugzilla.kernel.org/show_bug.cgi?id=218845
Reported-by: Petri Kaukasoina <petri.kaukasoina@tuni.fi>
Signed-off-by: Christian Brauner <brauner@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>

Author: brauner

kernel/power/swap.c

@@ -1600,7 +1600,7 @@ int swsusp_check(bool exclusive)
 
 put:
 		if (error)
-			fput(hib_resume_bdev_file);
+			bdev_fput(hib_resume_bdev_file);
 		else
 			pr_debug("Image signature found, resuming\n");
 	} else {