D12744: Add null pointer check when creating SocketAddress

[Chinmoy Ranjan Pradhan]

chinmoyr created this revision.
chinmoyr added reviewers: dfaure, ossi.
Restricted Application added a project: Frameworks.
Restricted Application added a subscriber: Frameworks.
chinmoyr requested review of this revision.

REVISION SUMMARY
  If for some reason SocketAddress:make_address() fails to create a proper sockaddr_un structure
  then SocketAddress::address() will return a null pointer. In such case, to prevent application
  crash, check for null pointer prior to any socket operation.
  
  Based on D10411 <https://phabricator.kde.org/D10411>

REPOSITORY
  R241 KIO

BRANCH
  master

REVISION DETAIL
  https://phabricator.kde.org/D12744

AFFECTED FILES
  src/ioslaves/file/fdreceiver.cpp
  src/ioslaves/file/kauth/fdsender.cpp

To: chinmoyr, dfaure, ossi
Cc: #frameworks, michaelh, ngraham, bruns
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