diff options
| author | Hon Ching \\\\(Vicky\\\\) Lo <honclo@linux.vnet.ibm.com> | 2015-05-22 13:23:02 -0400 |
|---|---|---|
| committer | Moyster <oysterized@gmail.com> | 2016-08-26 19:30:19 +0200 |
| commit | 013ce50799780d3ec4cc1ec036a28ddfbff2073b (patch) | |
| tree | 64de4515b5c2a9a81b44cc8a8057e4d84bd07e3e /drivers/char/tpm | |
| parent | 81a9277811b6a693f10f84413c6594b2a5e96da9 (diff) | |
vTPM: set virtual device before passing to ibmvtpm_reset_crq
commit 9d75f08946e8485109458ccf16f714697c207f41 upstream.
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>
Fixes: 132f76294744 ("drivers/char/tpm: Add new device driver to support IBM vTPM")
Signed-off-by: Peter Huewe <peterhuewe@gmx.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Stefan Guendhoer <stefan@guendhoer.com>
Diffstat (limited to 'drivers/char/tpm')
| -rw-r--r-- | drivers/char/tpm/tpm_ibmvtpm.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/char/tpm/tpm_ibmvtpm.c b/drivers/char/tpm/tpm_ibmvtpm.c index 09df26f96..a6524c3ef 100644 --- a/drivers/char/tpm/tpm_ibmvtpm.c +++ b/drivers/char/tpm/tpm_ibmvtpm.c @@ -618,6 +618,9 @@ static int tpm_ibmvtpm_probe(struct vio_dev *vio_dev, goto cleanup; } + ibmvtpm->dev = dev; + ibmvtpm->vdev = vio_dev; + crq_q = &ibmvtpm->crq_queue; crq_q->crq_addr = (struct ibmvtpm_crq *)get_zeroed_page(GFP_KERNEL); if (!crq_q->crq_addr) { @@ -662,8 +665,6 @@ static int tpm_ibmvtpm_probe(struct vio_dev *vio_dev, crq_q->index = 0; - ibmvtpm->dev = dev; - ibmvtpm->vdev = vio_dev; TPM_VPRIV(chip) = (void *)ibmvtpm; spin_lock_init(&ibmvtpm->rtce_lock); |