D27736: Fix for not try to check error or try to disconnect if there isn't m_deviceToTearDown exist

[Elvis Angelaccio]

elvisangelaccio added a comment.


  > because m_deviceToTearDown is already nullptr before reaching that disconnect
  
  Why is it null?
  The only place where we set `m_deviceToTearDown` to null is `slotStorageTearDownDone()`. Can you check whether this function is being called twice?

REPOSITORY
  R318 Dolphin

REVISION DETAIL
  https://phabricator.kde.org/D27736

To: usta, #dolphin, ngraham, meven, elvisangelaccio
Cc: birkhoff, kfm-devel, pberestov, iasensio, fprice, MrPepe, fbampaloukas, alexde, Codezela, feverfew, meven, spoorun, navarromorales, firef, ngraham, andrebarros, emmanuelp, mikesomov
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