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platform/x86: thinkpad_acpi: Fix a memory leak of EFCH MMIO resource

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Unlike release_mem_region(), a call to release_resource() does not
free the resource, so it has to be freed explicitly to avoid a memory
leak.

Signed-off-by: Jean Delvare <jdelvare@suse.de>
Fixes: 455cd867b8 ("platform/x86: thinkpad_acpi: Add a s2idle resume quirk for a number of laptops")
Cc: Mario Limonciello <mario.limonciello@amd.com>
Cc: Henrique de Moraes Holschuh <hmh@hmh.eng.br>
Cc: Hans de Goede <hdegoede@redhat.com>
Cc: Mark Gross <markgross@kernel.org>
Reviewed-by: Mario Limonciello <mario.limonciello@amd.com>
Link: https://lore.kernel.org/r/20220621155511.5b266395@endymion.delvare
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
This commit is contained in:
Jean Delvare 2022-06-21 15:55:11 +02:00 committed by Hans de Goede
parent 63a00f04bf
commit f0da93cbaf
1 changed files with 1 additions and 0 deletions
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drivers/platform/x86/thinkpad_acpi.c
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@ -4529,6 +4529,7 @@ static void thinkpad_acpi_amd_s2idle_restore(void)
iounmap(addr);
cleanup_resource:
release_resource(res);
kfree(res);
}
static struct acpi_s2idle_dev_ops thinkpad_acpi_s2idle_dev_ops = {