Commits
Dan Carpenter committed faea13b72db
iommu/arm-smmu: fix a signedness bug Unsigned char is never equal to -1. Cc: <stable@vger.kernel.org> Tested-by: Will Deacon <will.deacon@arm.com> Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Signed-off-by: Will Deacon <will.deacon@arm.com>