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fix Put without Get in aufs

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this Patch is ported from 3916561619

Signed-off-by: Liu Hua <sdu.liu@huawei.com>
This commit is contained in:
Liu Hua 2015-12-01 17:19:34 +08:00
parent f7bdb97357
commit 451f751773
1 changed files with 8 additions and 0 deletions
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8
daemon/graphdriver/aufs/aufs.go
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@ -332,6 +332,14 @@ func (a *Driver) Put(id string) error {
m := a.active[id]
if m == nil {
// but it might be still here
if a.Exists(id) {
path := path.Join(a.rootPath(), "mnt", id)
err := Unmount(path)
if err != nil {
logrus.Debugf("Failed to unmount %s aufs: %v", id, err)
}
}
return nil
}
if count := m.referenceCount; count > 1 {