The journal device can be smaller than the component devices.
Fixes: 171e9743881e ("super1: report truncated device")
Signed-off-by: Hristo Venev <hristo@xxxxxxxxxx>
---
super1.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/super1.c b/super1.c
index f7020320..44d6ecad 100644
--- a/super1.c
+++ b/super1.c
@@ -2359,8 +2359,9 @@ static int load_super1(struct supertype *st, int fd, char *devname)
if (st->minor_version >= 1 &&
st->ignore_hw_compat == 0 &&
- (dsize < (__le64_to_cpu(super->data_offset) +
- __le64_to_cpu(super->size))
+ ((role_from_sb(super) != MD_DISK_ROLE_JOURNAL &&
+ dsize < (__le64_to_cpu(super->data_offset) +
+ __le64_to_cpu(super->size)))
||
dsize < (__le64_to_cpu(super->data_offset) +
__le64_to_cpu(super->data_size)))) {
--
2.40.0
