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Diffstat (limited to 'drivers/char/tpm/tpm_acpi.c')
-rw-r--r--drivers/char/tpm/tpm_acpi.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/char/tpm/tpm_acpi.c b/drivers/char/tpm/tpm_acpi.c
index b7718c95fd0b..169edf3ce86d 100644
--- a/drivers/char/tpm/tpm_acpi.c
+++ b/drivers/char/tpm/tpm_acpi.c
@@ -54,6 +54,9 @@ int tpm_read_log_acpi(struct tpm_chip *chip)
u64 len, start;
struct tpm_bios_log *log;
+ if (chip->flags & TPM_CHIP_FLAG_TPM2)
+ return -ENODEV;
+
log = &chip->log;
/* Unfortuntely ACPI does not associate the event log with a specific