[Pidgin] #6518: Empty announcement in sametime crashes pidgin

[Pidgin]

#6518: Empty announcement in sametime crashes pidgin
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  Reporter:  Mokkafyr  |       Owner:  siege                   
      Type:  defect    |      Status:  closed                  
  Priority:  minor     |   Milestone:  2.5.0                   
 Component:  Sametime  |     Version:  2.4.3                   
Resolution:  fixed     |    Keywords:  crash empty announcement
   Pending:  0         |  
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Changes (by datallah at pidgin.im):

  * status:  assigned => closed
  * resolution:  => fixed
  * milestone:  => 2.5.0

Comment:

 (In [c07ebf2073bbd51862e773cab582fc75e97f3617]):[[BR]]
 Add NULL checking to purple_markup_linkify().
 Display meanwhile announcements that don't have message text associated
 (I'm
 not sure if this is right, the current code doesn't allow for that
 scenario).
 Fixes #6518

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Ticket URL: <http://developer.pidgin.im/ticket/6518#comment:2>
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