diff options
| author | liminghao <liminghao@xiaomi.com> | 2017-04-10 09:48:51 +0800 |
|---|---|---|
| committer | minghao lee <liminghao@xiaomi.com> | 2017-06-21 08:37:38 +0000 |
| commit | 91e756e829362c66265334e2e20fb3604586ce8b (patch) | |
| tree | 6a764e512aabd5c74cf236908d878f3ff090027c /lib | |
| parent | 7975672f634b603c4b4ff614e046c4e18b4561c6 (diff) | |
| download | e2fsprogs-91e756e829362c66265334e2e20fb3604586ce8b.tar.gz | |
blkid: Resolve to the exFAT uuid change on reboot.
The volume_serial into exFAT super block is uuid but
not standard uuid, it's just volume serial number.
Change-Id: I376ed9fe1ba1b7f3d367d78cc5e2bb8ea9cc2d13
Signed-off-by: liminghao <liminghao@xiaomi.com>
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/blkid/probe.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/lib/blkid/probe.c b/lib/blkid/probe.c index fae74a7f..3bcf4c3d 100644 --- a/lib/blkid/probe.c +++ b/lib/blkid/probe.c @@ -1473,6 +1473,7 @@ static int probe_exfat(struct blkid_probe *probe, struct blkid_magic *id, struct exfat_super_block *sb; struct exfat_entry_label *label; uuid_t uuid; + sb = (struct exfat_super_block *)buf; if (!sb || !CLUSTER_SIZE(sb)) { DBG(DEBUG_PROBE, printf("bad exfat superblock.\n")); @@ -1486,11 +1487,11 @@ static int probe_exfat(struct blkid_probe *probe, struct blkid_magic *id, blkid_set_tag(probe->dev, "LABEL", "disk", 4); } + memset(uuid, 0, sizeof (uuid)); snprintf(uuid, sizeof (uuid), "%02hhX%02hhX-%02hhX%02hhX", sb->volume_serial[3], sb->volume_serial[2], sb->volume_serial[1], sb->volume_serial[0]); - - set_uuid(probe->dev, uuid, 0); + blkid_set_tag(probe->dev, "UUID", uuid, strlen(uuid)); return 0; } |