linux/fs/nfs/flexfilelayout
Trond Myklebust ab65424d61 pNFS/flexfiles: Check the layout validity in ff_layout_mirror_prepare_stats
commit e1c6cfbb3bd1377e2ddcbe06cf8fb1ec323ea7d3 upstream.

Ensure that we check the layout pointer and validity after dereferencing
it in ff_layout_mirror_prepare_stats.

Fixes: 08e2e5bc6c9a ("pNFS/flexfiles: Clean up layoutstats")
Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2023-10-25 12:03:14 +02:00
..