[wp-trac] [WordPress Trac] #18867: Only variables should be assigned by reference

[WordPress Trac]

#18867: Only variables should be assigned by reference
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 Reporter:  arena             |       Owner:  arena
     Type:  defect (bug)      |      Status:  new
 Priority:  normal            |   Milestone:  3.3
Component:  Administration    |     Version:  3.3
 Severity:  trivial           |  Resolution:
 Keywords:  has-patch commit  |
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Comment (by nacin):

 The fix here would be to return $null = null, rather than null, in
 WP_Roles::get_roles().

 Of course, the argument could be made we no longer need references here.

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Ticket URL: <http://core.trac.wordpress.org/ticket/18867#comment:3>
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