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path: root/drivers/char/tpm/tpm-chip.c
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Diffstat (limited to 'drivers/char/tpm/tpm-chip.c')
-rw-r--r--drivers/char/tpm/tpm-chip.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/char/tpm/tpm-chip.c b/drivers/char/tpm/tpm-chip.c
index 90325e1749fb..d47ad10a35fe 100644
--- a/drivers/char/tpm/tpm-chip.c
+++ b/drivers/char/tpm/tpm-chip.c
@@ -289,15 +289,15 @@ static int tpm_class_shutdown(struct device *dev)
{
struct tpm_chip *chip = container_of(dev, struct tpm_chip, dev);
+ down_write(&chip->ops_sem);
if (chip->flags & TPM_CHIP_FLAG_TPM2) {
- down_write(&chip->ops_sem);
if (!tpm_chip_start(chip)) {
tpm2_shutdown(chip, TPM2_SU_CLEAR);
tpm_chip_stop(chip);
}
- chip->ops = NULL;
- up_write(&chip->ops_sem);
}
+ chip->ops = NULL;
+ up_write(&chip->ops_sem);
return 0;
}