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[#1449] object/delete: Fix NPE in collectChain

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`head.previous` method returns (nil, nil) if object has no previous
neighbor.

Signed-off-by: Leonard Lyubich <leonard@nspcc.ru>
This commit is contained in:
Leonard Lyubich 2022-05-30 09:41:26 +03:00 committed by LeL
parent 96cdc04705
commit cc6209e8a0
1 changed files with 4 additions and 2 deletions
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4
pkg/services/object/delete/exec.go
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@ -153,10 +153,12 @@ func (exec *execCtx) collectChain() bool {
exec.status = statusOK exec.status = statusOK
exec.err = nil exec.err = nil
withPrev = true withPrev = p != nil
if withPrev {
prev = *p prev = *p
} }
} }
}
exec.addMembers(chain) exec.addMembers(chain)