On Thu, 2017-01-12 at 19:46 +0200, Jarkko Sakkinen wrote:
> @@ -435,17 +440,23 @@ ssize_t tpm_transmit(struct tpm_chip *chip,
> const u8 *buf, size_t bufsiz,
> goto out;
>
> out_recv:
> - rc = chip->ops->recv(chip, (u8 *) buf, bufsiz);
> - if (rc < 0)
> + len = chip->ops->recv(chip, (u8 *) buf, bufsiz);
> + if (len < 0) {
> dev_err(&chip->dev,
> - "tpm_transmit: tpm_recv: error %zd\n", rc);
> + "tpm_transmit: tpm_recv: error %d\n", rc);
> + rc = len;
> + goto out;
> + }
> +
> + rc = tpm2_commit_space(chip, space, ordinal, buf, bufsiz);
I think this should be
rc = tpm2_commit_space(chip, space, ordinal, buf, len)
because tpm2_commit_space wants to know the length of the response, not
the length of the original command.
James
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