diff options
| author | Dan Carpenter <dan.carpenter@oracle.com> | 2018-07-04 12:59:58 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2018-09-09 20:01:23 +0200 |
| commit | 9ba1a9ea7cb781fa293831ad77b4632b6db90f8c (patch) | |
| tree | 07f3fefdea27493f1c6b4428f6c05b1ede8585b5 /fs/nfs/nfs4proc.c | |
| parent | 7f2163b56e5eab5d63aa68084fecd63052389999 (diff) | |
pnfs/blocklayout: off by one in bl_map_stripe()
commit 0914bb965e38a055e9245637aed117efbe976e91 upstream.
"dev->nr_children" is the number of children which were parsed
successfully in bl_parse_stripe(). It could be all of them and then, in
that case, it is equal to v->stripe.volumes_count. Either way, the >
should be >= so that we don't go beyond the end of what we're supposed
to.
Fixes: 5c83746a0cf2 ("pnfs/blocklayout: in-kernel GETDEVICEINFO XDR parsing")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Cc: stable@vger.kernel.org # 3.17+
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'fs/nfs/nfs4proc.c')
0 files changed, 0 insertions, 0 deletions