tpm_tis: check pnp_acpi_device return code



Reported-by: Peter Hüwe <peterhuewe@gmx.de>
Reviewed-by: Peter Huewe <peterhuewe@gmx.de>
Signed-off-by: Kent Yoder <key@linux.vnet.ibm.com>

parent 7333549b

drivers/char/tpm/tpm_tis.c

+3 −0

Original line number	Diff line number	Diff line
		@@ -84,6 +84,9 @@ static int is_itpm(struct pnp_dev *dev)
		struct acpi_device *acpi = pnp_acpi_device(dev);
		struct acpi_hardware_id *id;

		if (!acpi)
		return 0;

		list_for_each_entry(id, &acpi->pnp.ids, list) {
		if (!strcmp("INTC0102", id->id))
		return 1;