Signed-off-by: Jarkko Sakkinen <[email protected]>
Reported-by: Stefan Berger <[email protected]>
---
drivers/char/tpm/tpm-chip.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/char/tpm/tpm-chip.c b/drivers/char/tpm/tpm-chip.c
index a12db8e..1965dc7 100644
--- a/drivers/char/tpm/tpm-chip.c
+++ b/drivers/char/tpm/tpm-chip.c
@@ -270,7 +270,8 @@ static void tpm_del_char_device(struct tpm_chip *chip)
/* Make the driver uncallable. */
down_write(&chip->ops_sem);
- tpm2_shutdown(chip, TPM2_SU_CLEAR);
+ if (chip->flags & TPM_CHIP_FLAG_TPM2)
+ tpm2_shutdown(chip, TPM2_SU_CLEAR);
chip->ops = NULL;
up_write(&chip->ops_sem);
}
--
2.7.4
