pNFS/flexfiles: Check the layout validity in ff_layout_mirror_prepare_stats

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commit e1c6cfbb3b upstream.

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

Fixes: 08e2e5bc6c ("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>

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Trond Myklebust 2023-10-08 14:28:46 -04:00 • committed by Greg Kroah-Hartman

parent 730bbbbe16

commit ab65424d61

1 changed files with 10 additions and 7 deletions

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fs/nfs/flexfilelayout/flexfilelayout.c

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