提交 49afd728 编写于 作者: J Jarkko Sakkinen 提交者: Peter Huewe

tpm, tpm_crb: fix le64_to_cpu conversions in crb_acpi_add()

le64_to_cpu() was applied twice to the physical addresses read from the
control area. This hasn't shown any visible regressions because CRB
driver has been tested only on the little endian platofrms so far.
Reported-by: NMatt Fleming <matt.fleming@intel.com>
Signed-off-by: NJarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
Reviewed-By: NJason Gunthorpe <jgunthorpe@obsidianresearch.com>
Cc: <stable@vger.kernel.org>
Fixes: 30fc8d13 ("tpm: TPM 2.0 CRB Interface")
Signed-off-by: NPeter Huewe <peterhuewe@gmx.de>
上级 9d75f089
......@@ -267,7 +267,7 @@ static int crb_acpi_add(struct acpi_device *device)
memcpy_fromio(&pa, &priv->cca->cmd_pa, 8);
pa = le64_to_cpu(pa);
priv->cmd = devm_ioremap_nocache(dev, le64_to_cpu(pa),
priv->cmd = devm_ioremap_nocache(dev, pa,
ioread32(&priv->cca->cmd_size));
if (!priv->cmd) {
dev_err(dev, "ioremap of the command buffer failed\n");
......@@ -276,7 +276,7 @@ static int crb_acpi_add(struct acpi_device *device)
memcpy_fromio(&pa, &priv->cca->rsp_pa, 8);
pa = le64_to_cpu(pa);
priv->rsp = devm_ioremap_nocache(dev, le64_to_cpu(pa),
priv->rsp = devm_ioremap_nocache(dev, pa,
ioread32(&priv->cca->rsp_size));
if (!priv->rsp) {
dev_err(dev, "ioremap of the response buffer failed\n");
......
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