diff options
| -rw-r--r-- | lib/utils/fdt/fdt_domain.c | 10 |
1 files changed, 4 insertions, 6 deletions
diff --git a/lib/utils/fdt/fdt_domain.c b/lib/utils/fdt/fdt_domain.c index 2b51a8e..bc30010 100644 --- a/lib/utils/fdt/fdt_domain.c +++ b/lib/utils/fdt/fdt_domain.c @@ -244,13 +244,11 @@ static int __fdt_parse_region(void *fdt, int domain_offset, * access permissions. M-mode regions can only be part of * root domain. * - * SU permission bits can't be all zeroes and M-mode permission - * bits must be all set. + * SU permission bits can't be all zeroes when M-mode permission + * bits have at least one bit set. */ - if (!((region_access & SBI_DOMAIN_MEMREGION_SU_ACCESS_MASK) - & SBI_DOMAIN_MEMREGION_SU_RWX) - && ((region_access & SBI_DOMAIN_MEMREGION_M_ACCESS_MASK) - & SBI_DOMAIN_MEMREGION_M_RWX)) + if (!(region_access & SBI_DOMAIN_MEMREGION_SU_ACCESS_MASK) + && (region_access & SBI_DOMAIN_MEMREGION_M_ACCESS_MASK)) return SBI_EINVAL; /* Find next region of the domain */ |