Fix a possible crash.

[newsbot]

Автор: cyberium


<pre style='white-space:pre-wrap;width:81ex'>Fix a possible crash.
Thank to @Laizerox for pointing and @evil-at-wow for reminding!</pre>


Подробнее... (https://github.com/cmangos/mangos-wotlk/commit/b7ce58d77f6fdaa9d2db99d3ab5cdce91881ab57)