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Date:      Sun, 16 Dec 2018 02:46:10 +0000 (UTC)
From:      Konstantin Belousov <kib@FreeBSD.org>
To:        src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-12@freebsd.org
Subject:   svn commit: r342148 - stable/12/sys/dev/sound/pcm
Message-ID:  <201812160246.wBG2kApC037192@repo.freebsd.org>

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Author: kib
Date: Sun Dec 16 02:46:09 2018
New Revision: 342148
URL: https://svnweb.freebsd.org/changeset/base/342148

Log:
  MFC r341400:
  Add a comment noting that the additional range checks are not needed.

Modified:
  stable/12/sys/dev/sound/pcm/dsp.c
Directory Properties:
  stable/12/   (props changed)

Modified: stable/12/sys/dev/sound/pcm/dsp.c
==============================================================================
--- stable/12/sys/dev/sound/pcm/dsp.c	Sun Dec 16 02:44:57 2018	(r342147)
+++ stable/12/sys/dev/sound/pcm/dsp.c	Sun Dec 16 02:46:09 2018	(r342148)
@@ -2205,7 +2205,10 @@ dsp_mmap(struct cdev *i_dev, vm_ooffset_t offset, vm_p
     int nprot, vm_memattr_t *memattr)
 {
 
-	/* XXX memattr is not honored */
+	/*
+	 * offset is in range due to checks in dsp_mmap_single().
+	 * XXX memattr is not honored.
+	 */
 	*paddr = vtophys(offset);
 	return (0);
 }



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