Re: [PATCH] tpm: ibmvtpm: Call tpm2_sessions_init() to initialize session support

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Jarkko,
  are you ok with this patch?

  Stefan

On 6/17/24 15:34, Stefan Berger wrote:
Fix the following type of error message caused by a missing call to
tpm2_sessions_init() in the IBM vTPM driver:

[    2.987131] tpm tpm0: tpm2_load_context: failed with a TPM error 0x01C4
[    2.987140] ima: Error Communicating to TPM chip, result: -14

Fixes: d2add27cf2b8 ("tpm: Add NULL primary creation")
Signed-off-by: Stefan Berger <stefanb@xxxxxxxxxxxxx>
---
  drivers/char/tpm/tpm_ibmvtpm.c | 4 ++++
  1 file changed, 4 insertions(+)

diff --git a/drivers/char/tpm/tpm_ibmvtpm.c b/drivers/char/tpm/tpm_ibmvtpm.c
index d3989b257f42..1e5b107d1f3b 100644
--- a/drivers/char/tpm/tpm_ibmvtpm.c
+++ b/drivers/char/tpm/tpm_ibmvtpm.c
@@ -698,6 +698,10 @@ static int tpm_ibmvtpm_probe(struct vio_dev *vio_dev,
  		rc = tpm2_get_cc_attrs_tbl(chip);
  		if (rc)
  			goto init_irq_cleanup;
+
+		rc = tpm2_sessions_init(chip);
+		if (rc)
+			goto init_irq_cleanup;
  	}
return tpm_chip_register(chip);




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