commit | dc9dc2febb17f72e9878eb540ad3996f7984239a | [log] [tgz] |
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author | Trond Myklebust <trond.myklebust@hammerspace.com> | Sun Mar 29 19:55:05 2020 -0400 |
committer | Trond Myklebust <trond.myklebust@hammerspace.com> | Wed Apr 01 13:37:56 2020 -0400 |
tree | ebe5d0a572a1584384969fd3612853b1ae776a84 | |
parent | 08ca8b21f760c0ed5034a5c122092eec22ccf8f4 [diff] |
NFS: Fix use-after-free issues in nfs_pageio_add_request() 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: c917cfaf9bbe ("NFS: Fix up NFS I/O subrequest creation") Cc: stable@vger.kernel.org Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>