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vTPM: set virtual device before passing to ibmvtpm_reset_crq
tpm_ibmvtpm_probe() calls ibmvtpm_reset_crq(ibmvtpm) without having yet
set the virtual device in the ibmvtpm structure. So in ibmvtpm_reset_crq,
the phype call contains empty unit addresses, ibmvtpm->vdev->unit_address.
Signed-off-by: Hon Ching(Vicky) Lo <honclo@linux.vnet.ibm.com>
Signed-off-by: Joy Latten <jmlatten@linux.vnet.ibm.com>
Reviewed-by: Ashley Lai <ashley@ahsleylai.com>
Cc: <stable@vger.kernel.org>
Fixes: 132f762947
("drivers/char/tpm: Add new device driver to support IBM vTPM")
Signed-off-by: Peter Huewe <peterhuewe@gmx.de>
This commit is contained in:
parent
84e3b42042
commit
9d75f08946
@ -578,6 +578,9 @@ static int tpm_ibmvtpm_probe(struct vio_dev *vio_dev,
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goto cleanup;
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}
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ibmvtpm->dev = dev;
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ibmvtpm->vdev = vio_dev;
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crq_q = &ibmvtpm->crq_queue;
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crq_q->crq_addr = (struct ibmvtpm_crq *)get_zeroed_page(GFP_KERNEL);
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if (!crq_q->crq_addr) {
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@ -622,8 +625,6 @@ static int tpm_ibmvtpm_probe(struct vio_dev *vio_dev,
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crq_q->index = 0;
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ibmvtpm->dev = dev;
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ibmvtpm->vdev = vio_dev;
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TPM_VPRIV(chip) = (void *)ibmvtpm;
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spin_lock_init(&ibmvtpm->rtce_lock);
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