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Commit 7f326ed7 authored by Stefan Berger's avatar Stefan Berger Committed by Rajiv Andrade
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tpm_tis: Check return code from getting timeouts/durations 



Check the return code from getting the TPM's timeouts and durations
and reject the driver if they could not be read.

Signed-off-by: default avatarStefan Berger <stefanb@linux.vnet.ibm.com>
parent 68d6e671

drivers/char/tpm/tpm_tis.c

+5 −1
Original line number Diff line number Diff line
@@ -614,7 +614,11 @@ static int tpm_tis_init(struct device *dev, resource_size_t start, 
		dev_dbg(dev, "\tData Avail Int Support\n");



	/* get the timeouts before testing for irqs */

	tpm_get_timeouts(chip);

	if (tpm_get_timeouts(chip)) {

		dev_err(dev, "Could not get TPM timeouts and durations\n");

		rc = -ENODEV;

		goto out_err;

	}



	if (tpm_do_selftest(chip)) {

		dev_err(dev, "TPM self test failed\n");