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| author | Trond Myklebust <trond.myklebust@hammerspace.com> | 2020-03-29 19:55:05 -0400 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-04-17 10:50:20 +0200 |
| commit | 6b64cbd05807b92a2296fba82e871014d38cef26 (patch) | |
| tree | 26d1c74cfe74a639b2444cb0e3521f91b14c64db /fs/filesystems.c | |
| parent | 98a817eda5bc9dc2faefa05e5ad45a57e10a5da8 (diff) | |
NFS: Fix use-after-free issues in nfs_pageio_add_request()
commit dc9dc2febb17f72e9878eb540ad3996f7984239a upstream.
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>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'fs/filesystems.c')
0 files changed, 0 insertions, 0 deletions