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Btrfs: check error before reporting missing device and add uuid 

Report missing device when add is successful,
otherwise it would exit as ENOMEM. And add uuid
to the report.

Signed-off-by: Anand Jain <anand.jain@oracle.com>
Reviewed-by: David Sterba <dsterba@suse.cz>
Signed-off-by: Chris Mason <clm@fb.com>
This commit is contained in:
Anand Jain 2015-05-08 04:34:35 +08:00 committed by Chris Mason
parent 1f6e4b3f9f
commit 33b97e4327
1 changed files with 2 additions and 1 deletions
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3
fs/btrfs/volumes.c
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@ -6230,10 +6230,11 @@ static int read_one_dev(struct btrfs_root *root,
if (!btrfs_test_opt(root, DEGRADED))
return -EIO;
btrfs_warn(root->fs_info, "devid %llu missing", devid);
device = add_missing_dev(root, fs_devices, devid, dev_uuid);
if (!device)
return -ENOMEM;
btrfs_warn(root->fs_info, "devid %llu uuid %pU missing",
devid, dev_uuid);
} else {
if (!device->bdev && !btrfs_test_opt(root, DEGRADED))
return -EIO;