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fix backingFs assignment 

Signed-off-by: Jintao Zhang <zhangjintao9020@gmail.com>
This commit is contained in:
Jintao Zhang 2020-03-10 00:03:59 +08:00
parent bcc50d602f
commit 18c22f5bc1
2 changed files with 16 additions and 0 deletions
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8
daemon/graphdriver/overlay/overlay.go
View File

@ -136,6 +136,14 @@ func Init(home string, options []string, uidMaps, gidMaps []idtools.IDMap) (grap
return nil, graphdriver.ErrNotSupported
}
fsMagic, err := graphdriver.GetFSMagic(testdir)
if err != nil {
return nil, err
}
if fsName, ok := graphdriver.FsNames[fsMagic]; ok {
backingFs = fsName
}
supportsDType, err := fsutils.SupportsDType(testdir)
if err != nil {
return nil, err

8
daemon/graphdriver/overlay2/overlay.go
View File

@ -145,6 +145,14 @@ func Init(home string, options []string, uidMaps, gidMaps []idtools.IDMap) (grap
return nil, graphdriver.ErrNotSupported
}
fsMagic, err := graphdriver.GetFSMagic(testdir)
if err != nil {
return nil, err
}
if fsName, ok := graphdriver.FsNames[fsMagic]; ok {
backingFs = fsName
}
supportsDType, err := fsutils.SupportsDType(testdir)
if err != nil {
return nil, err