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ftp: fix deadlock after failed update when concurrency=1

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This commit is contained in:
Ivan Andreev 2021-08-19 18:58:44 +03:00
parent bb0c4ad2d8
commit 69f4b48719
1 changed files with 2 additions and 1 deletions
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3
backend/ftp/ftp.go
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@ -1062,8 +1062,9 @@ func (o *Object) Update(ctx context.Context, in io.Reader, src fs.ObjectInfo, op
}
if err != nil {
_ = c.Quit() // toss this connection to avoid sync errors
remove()
// recycle connection in advance to let remove() find free token
o.fs.putFtpConnection(nil, err)
remove()
return errors.Wrap(err, "update stor")
}
o.fs.putFtpConnection(&c, nil)