NFS: Fix use-after-free issues in nfs_pageio_add_request()

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We need to ensure that we create the mirror requests before calling
nfs_pageio_add_request_mirror() on the request we are adding.
Otherwise, we can end up with a use-after-free if the call to
nfs_pageio_add_request_mirror() triggers I/O.

Fixes: c917cfaf9b ("NFS: Fix up NFS I/O subrequest creation")
Cc: stable@vger.kernel.org
Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>

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Trond Myklebust 2020-03-29 19:55:05 -04:00

parent 08ca8b21f7

commit dc9dc2febb

1 changed files with 24 additions and 24 deletions

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fs/nfs/pagelist.c

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