diff options
Diffstat (limited to 'extras/volume_id/lib/linux_raid.c')
| -rw-r--r-- | extras/volume_id/lib/linux_raid.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/extras/volume_id/lib/linux_raid.c b/extras/volume_id/lib/linux_raid.c index b8a819f671..a9c5d61adc 100644 --- a/extras/volume_id/lib/linux_raid.c +++ b/extras/volume_id/lib/linux_raid.c @@ -46,7 +46,8 @@ static struct mdp_super_block { } PACKED *mdp; #define MD_RESERVED_BYTES 0x10000 -#define MD_MAGIC "\xa9\x2b\x4e\xfc" +#define MD_MAGIC "\xfc\x4e\x2b\xa9" +#define MD_MAGIC_SWAP "\xa9\x2b\x4e\xfc" int volume_id_probe_linux_raid(struct volume_id *id, uint64_t off, uint64_t size) { @@ -65,7 +66,8 @@ int volume_id_probe_linux_raid(struct volume_id *id, uint64_t off, uint64_t size return -1; mdp = (struct mdp_super_block *) buf; - if (memcmp(mdp->md_magic, MD_MAGIC, 4) != 0) + if ((memcmp(mdp->md_magic, MD_MAGIC, 4) != 0) && + (memcmp(mdp->md_magic, MD_MAGIC_SWAP, 4) != 0)) return -1; memcpy(uuid, &mdp->set_uuid0, 4); |