From 09b17f321c15879833bbe072cf28e3f0625d3fb7 Mon Sep 17 00:00:00 2001 From: Tomas Winkler Date: Tue, 6 Mar 2018 11:34:15 +0200 Subject: tpm_crb: use __le64 annotated variable for response buffer address use __le64 annotated variable for response buffer address as this is read in little endian format form the register. This suppresses sparse warning drivers/char/tpm/tpm_crb.c:558:18: warning: cast to restricted __le64 Signed-off-by: Tomas Winkler Reviewed-by: Jarkko Sakkinen Tested-by: Jarkko Sakkinen Signed-off-by: Jarkko Sakkinen --- drivers/char/tpm/tpm_crb.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) (limited to 'drivers/char/tpm/tpm_crb.c') diff --git a/drivers/char/tpm/tpm_crb.c b/drivers/char/tpm/tpm_crb.c index 497edd9848cd..7f78482cd157 100644 --- a/drivers/char/tpm/tpm_crb.c +++ b/drivers/char/tpm/tpm_crb.c @@ -471,6 +471,7 @@ static int crb_map_io(struct acpi_device *device, struct crb_priv *priv, u32 pa_high, pa_low; u64 cmd_pa; u32 cmd_size; + __le64 __rsp_pa; u64 rsp_pa; u32 rsp_size; int ret; @@ -536,8 +537,8 @@ static int crb_map_io(struct acpi_device *device, struct crb_priv *priv, goto out; } - memcpy_fromio(&rsp_pa, &priv->regs_t->ctrl_rsp_pa, 8); - rsp_pa = le64_to_cpu(rsp_pa); + memcpy_fromio(&__rsp_pa, &priv->regs_t->ctrl_rsp_pa, 8); + rsp_pa = le64_to_cpu(__rsp_pa); rsp_size = crb_fixup_cmd_size(dev, &io_res, rsp_pa, ioread32(&priv->regs_t->ctrl_rsp_size)); -- cgit v1.2.3