From: Hanjun Guo <guohanjun@huawei.com>
Date: Thu, 7 May 2020 09:09:21 +0000 (+0800)
Subject: ACPI: sleep: Put the FACS table after using it
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=95722237cb2ae4f7b73471058cdb19e8f4057c93;p=linux.git

ACPI: sleep: Put the FACS table after using it

Put the FACS table after using it to release the table
mapping.

Signed-off-by: Hanjun Guo <guohanjun@huawei.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
---

diff --git a/drivers/acpi/sleep.c b/drivers/acpi/sleep.c
index 4edc8a3ce40fd..30e2df9b4e0de 100644
--- a/drivers/acpi/sleep.c
+++ b/drivers/acpi/sleep.c
@@ -1297,8 +1297,10 @@ static void acpi_sleep_hibernate_setup(void)
 		return;
 
 	acpi_get_table(ACPI_SIG_FACS, 1, (struct acpi_table_header **)&facs);
-	if (facs)
+	if (facs) {
 		s4_hardware_signature = facs->hardware_signature;
+		acpi_put_table((struct acpi_table_header *)facs);
+	}
 }
 #else /* !CONFIG_HIBERNATION */
 static inline void acpi_sleep_hibernate_setup(void) {}