[wp-trac] [WordPress Trac] #28315: update_user_meta() updates user with ID1 if WP_Error is passed as first argument

[WordPress Trac]

#28315: update_user_meta() updates user with ID1 if WP_Error is passed as first
argument
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 Reporter:  javorszky           |       Owner:  wonderboymusic
     Type:  defect (bug)        |      Status:  reopened
 Priority:  normal              |   Milestone:  4.0
Component:  Options, Meta APIs  |     Version:  3.9.1
 Severity:  normal              |  Resolution:
 Keywords:  has-patch           |     Focuses:
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Changes (by SergeyBiryukov):

 * status:  closed => reopened
 * resolution:  fixed =>


Comment:

 [attachment:28315.2.diff] does this check consistently for all meta
 functions, makes the validation code more readable (to avoid confusions
 like #23089), and adds more unit tests.

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Ticket URL: <https://core.trac.wordpress.org/ticket/28315#comment:21>
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