iommu/msm: Use devm_ioremap_resource to simplify code
iommu/msm: Use devm_ioremap_resource to simplify code

Use devm_ioremap_resource() to make the code simpler, drop unused variable,
redundant return value check, and error-handing code.

Signed-off-by: Kefeng Wang <28dcd0de9b54e95b3f55a3f93046a1211e1d9a5a@huawei.com>
Signed-off-by: Joerg Roedel <61aff96566804ea1da8a65de5bcc892ce07caceb@suse.de>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs