| commit | 157378f43faad830e4aa3815bde5fa9f9a9f5be6 | [log] [tgz] |
|---|---|---|
| author | Olivier Deprez <olivier.deprez@arm.com> | Mon Apr 04 15:47:50 2022 +0200 |
| committer | Olivier Deprez <olivier.deprez@arm.com> | Mon Apr 04 17:19:45 2022 +0200 |
| tree | a6c9afae04d547459872e71460db6f8a454a070c | |
| parent | 0e64123141f3854e695eb4924d82b52856691466 [diff] [blame] |
Update Linux to v5.10.109 Sourced from [1] [1] https://cdn.kernel.org/pub/linux/kernel/v5.x/linux-5.10.109.tar.xz Change-Id: I19bca9fc6762d4e63bcf3e4cba88bbe560d9c76c Signed-off-by: Olivier Deprez <olivier.deprez@arm.com>
diff --git a/drivers/char/tpm/tpm-dev-common.c b/drivers/char/tpm/tpm-dev-common.c index 1784530..b99e194 100644 --- a/drivers/char/tpm/tpm-dev-common.c +++ b/drivers/char/tpm/tpm-dev-common.c
@@ -70,7 +70,13 @@ ret = tpm_dev_transmit(priv->chip, priv->space, priv->data_buffer, sizeof(priv->data_buffer)); tpm_put_ops(priv->chip); - if (ret > 0) { + + /* + * If ret is > 0 then tpm_dev_transmit returned the size of the + * response. If ret is < 0 then tpm_dev_transmit failed and + * returned an error code. + */ + if (ret != 0) { priv->response_length = ret; mod_timer(&priv->user_read_timer, jiffies + (120 * HZ)); }