From 99cda8cb4639de81cde785b5bab9bc52e916e594 Mon Sep 17 00:00:00 2001 From: Jarkko Sakkinen Date: Thu, 18 Feb 2016 22:11:29 +0200 Subject: [PATCH] tpm_crb: tpm2_shutdown() must be called before tpm_chip_unregister() Wrong call order. Reported-by: Jason Gunthorpe Fixes: 74d6b3ceaa17 Signed-off-by: Jarkko Sakkinen cc: stable@vger.kernel.org --- drivers/char/tpm/tpm_crb.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/char/tpm/tpm_crb.c b/drivers/char/tpm/tpm_crb.c index 9eb04044c385..a12b31940344 100644 --- a/drivers/char/tpm/tpm_crb.c +++ b/drivers/char/tpm/tpm_crb.c @@ -344,11 +344,11 @@ static int crb_acpi_remove(struct acpi_device *device) struct device *dev = &device->dev; struct tpm_chip *chip = dev_get_drvdata(dev); - tpm_chip_unregister(chip); - if (chip->flags & TPM_CHIP_FLAG_TPM2) tpm2_shutdown(chip, TPM2_SU_CLEAR); + tpm_chip_unregister(chip); + return 0; }