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From: Hans Petter Selasky <hselasky@FreeBSD.org>
Date: Mon, 19 Feb 2018 06:11:58 +0000 (UTC)
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Subject: svn commit: r329555 - head/sys/compat/linuxkpi/common/src
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Author: hselasky
Date: Mon Feb 19 06:11:58 2018
New Revision: 329555
URL: https://svnweb.freebsd.org/changeset/base/329555

Log:
  When stepping the radix tree in the LinuxKPI make sure we
  clear the least significant bits, so that no entries are
  skipped.
  
  MFC after:	1 week
  Sponsored by:	Mellanox Technologies

Modified:
  head/sys/compat/linuxkpi/common/src/linux_radix.c

Modified: head/sys/compat/linuxkpi/common/src/linux_radix.c
==============================================================================
--- head/sys/compat/linuxkpi/common/src/linux_radix.c	Mon Feb 19 05:10:22 2018	(r329554)
+++ head/sys/compat/linuxkpi/common/src/linux_radix.c	Mon Feb 19 06:11:58 2018	(r329555)
@@ -103,6 +103,7 @@ restart:
 		next = node->slots[pos];
 		if (next == NULL) {
 			index += step;
+			index &= -step;
 			if ((index & mask) == 0)
 				goto restart;
 		} else {