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random(4): Fix a regression in short AES mode reads
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Authored by cem on Jun 18 2019, 6:35 PM.
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Details

Summary

In r349154, random device reads of size < 16 bytes (AES block size) were
accidentally broken to loop forever. Correct the loop condition for small
reads.

Reported by: pho

Test Plan
$ dd if=/dev/random bs=1 count=1 of=/dev/null
...
(should exit promptly)

Diff Detail

Repository
rS FreeBSD src repository - subversion
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