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[Bug 1407584] Re: Crash when using pinyin predictions

To: touch-packages@xxxxxxxxxxxxxxxxxxx
From: Launchpad Bug Tracker <1407584@xxxxxxxxxxxxxxxxxx>
Date: Wed, 07 Jan 2015 06:34:33 -0000
Reply-to: Bug 1407584 <1407584@xxxxxxxxxxxxxxxxxx>
Sender: bounces@xxxxxxxxxxxxx

** Branch linked: lp:ubuntu/vivid-proposed/ubuntu-keyboard

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https://bugs.launchpad.net/bugs/1407584

Title:
  Crash when using pinyin predictions

Status in the base for Ubuntu mobile products:
  New
Status in Ubuntu Keyboard:
  In Progress
Status in ubuntu-keyboard package in Ubuntu:
  New

Bug description:
  Calls to pinyin_get_candidate aren't being checked for validity,
  resulting in the possibility of NULL candidates being passed to future
  libpinyin functions, resulting in crashes (example crash attached).

  Steps to reproduce:

  1) Enable Chinese pinyin layout

  2) Type "h"

  3) Press the "h" candidate on the word ribbon

  Expected result:

  "h" is input into a text field

  Actual result:

  The keyboard crashes.

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