Author: rnoland
Date: Sat Nov 14 18:53:44 2009
New Revision: 199276
URL: http://svn.freebsd.org/changeset/base/199276
Log:
MFC r199241
This patch addresses an overflow in the the zfs boot code and allows
users to boot from zfs raidz volumes. This has been tested by a number
of users and does not impact those which are not booting from zfs raidz
volumes.
Submitted by: Matt Reimer <mattjrei...@gmail.com>
Modified:
stable/7/sys/cddl/boot/zfs/zfssubr.c
Directory Properties:
stable/7/sys/ (props changed)
stable/7/sys/contrib/pf/ (props changed)
Modified: stable/7/sys/cddl/boot/zfs/zfssubr.c
==============================================================================
--- stable/7/sys/cddl/boot/zfs/zfssubr.c Sat Nov 14 18:42:09 2009
(r199275)
+++ stable/7/sys/cddl/boot/zfs/zfssubr.c Sat Nov 14 18:53:44 2009
(r199276)
@@ -550,7 +550,8 @@ vdev_raidz_read(vdev_t *vdev, const blkp
uint64_t s = psize >> unit_shift;
uint64_t f = b % dcols;
uint64_t o = (b / dcols) << unit_shift;
- int q, r, c, c1, bc, col, acols, coff, devidx, asize, n;
+ uint64_t q, r, coff;
+ int c, c1, bc, col, acols, devidx, asize, n;
static raidz_col_t cols[16];
raidz_col_t *rc, *rc1;
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