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authorJarkko Sakkinen <jarkko.sakkinen@linux.intel.com>2016-06-17 16:39:29 +0200
committerJarkko Sakkinen <jarkko.sakkinen@linux.intel.com>2016-06-25 16:28:57 +0200
commitf786b752098216fedb73ba2905c8cce12358534a (patch)
tree49af1156ff3bd987edea7c5c5aa7403b43014121
parenttpm_vtpm_proxy: fix address space of a user pointer in vtpmx_fops_ioctl() (diff)
downloadlinux-f786b752098216fedb73ba2905c8cce12358534a.tar.xz
linux-f786b752098216fedb73ba2905c8cce12358534a.zip
tpm_crb: fix address space of the return pointer in crb_map_res()
When running make C=2 M=drivers/char/tpm/ CHECK drivers/char/tpm//tpm_crb.c drivers/char/tpm//tpm_crb.c:248:31: warning: incorrect type in return expression (different address spaces) drivers/char/tpm//tpm_crb.c:248:31: expected void [noderef] <asn:2>* drivers/char/tpm//tpm_crb.c:248:31: got void * CC: stable@vger.kernel.org Fixes: 1bd047be37d9 ("tpm_crb: Use devm_ioremap_resource") Signed-off-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com> Tested-by: Stefan Berger <stefanb@linux.vnet.ibm.com>
-rw-r--r--drivers/char/tpm/tpm_crb.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/char/tpm/tpm_crb.c b/drivers/char/tpm/tpm_crb.c
index 1547636368e8..1b8e1b51bfc0 100644
--- a/drivers/char/tpm/tpm_crb.c
+++ b/drivers/char/tpm/tpm_crb.c
@@ -245,7 +245,7 @@ static void __iomem *crb_map_res(struct device *dev, struct crb_priv *priv,
/* Detect a 64 bit address on a 32 bit system */
if (start != new_res.start)
- return ERR_PTR(-EINVAL);
+ return (void __iomem *) ERR_PTR(-EINVAL);
if (!resource_contains(io_res, &new_res))
return devm_ioremap_resource(dev, &new_res);