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blocklayoutdriver: Fix reference leak of pnfs_device_node

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[ Upstream commit 1530827b90 ]

The error path for blocklayout's device lookup is missing a reference drop
for the case where a lookup finds the device, but the device is marked with
NFS_DEVICEID_UNAVAILABLE.

Fixes: b3dce6a2f0 ("pnfs/blocklayout: handle transient devices")
Signed-off-by: Benjamin Coddington <bcodding@redhat.com>
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Benjamin Coddington 2023-12-05 10:05:01 -05:00 committed by Greg Kroah-Hartman
parent 060d799775
commit b4b7dd1cb6
1 changed files with 2 additions and 0 deletions
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2
fs/nfs/blocklayout/blocklayout.c
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@ -580,6 +580,8 @@ bl_find_get_deviceid(struct nfs_server *server,
nfs4_delete_deviceid(node->ld, node->nfs_client, id);
goto retry;
}
nfs4_put_deviceid_node(node);
return ERR_PTR(-ENODEV);
}