diff options
Diffstat (limited to 'arch/sparc/mm')
| -rw-r--r-- | arch/sparc/mm/init_64.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/arch/sparc/mm/init_64.c b/arch/sparc/mm/init_64.c index a7171997adfd..04fd55a6e461 100644 --- a/arch/sparc/mm/init_64.c +++ b/arch/sparc/mm/init_64.c @@ -1098,7 +1098,14 @@ static int __init grab_mblocks(struct mdesc_handle *md) m->size = *val; val = mdesc_get_property(md, node, "address-congruence-offset", NULL); - m->offset = *val; + + /* The address-congruence-offset property is optional. + * Explicity zero it be identifty this. + */ + if (val) + m->offset = *val; + else + m->offset = 0UL; numadbg("MBLOCK[%d]: base[%llx] size[%llx] offset[%llx]\n", count - 1, m->base, m->size, m->offset); |