From: Linus Torvalds <torvalds@linux-foundation.org>
Date: Thu, 12 Oct 2017 15:36:47 +0000 (-0700)
Subject: Merge branch 'waitid-fix'
X-Git-Tag: v5.4.17~7452
X-Git-Url: http://xenbits.xensource.com/gitweb?a=commitdiff_plain;h=467251c69b1b39df78638d0d0cc60cf4d1d639a8;p=arm%2Flinux.git

Merge branch 'waitid-fix'

Merge waitid() fix from Kees Cook.

I'd have hoped that the unsafe_{get|put}_user() naming would have
avoided these kinds of stupid bugs, but no such luck.

* waitid-fix:
  waitid(): Add missing access_ok() checks
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467251c69b1b39df78638d0d0cc60cf4d1d639a8