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| author |   Trond Myklebust <trond.myklebust@primarydata.com> | 2017-09-08 21:28:11 -0400 |
|---|---|---|
| committer | Trond Myklebust <trond.myklebust@primarydata.com> | 2017-09-08 22:07:52 -0400 |
| commit | 196639ebbe63a037fe9a80669140bd292d8bcd80 (patch) | |
| tree | 96e44b7ef1fbfb23c69076f96c4987e397f9333e /fs/nfs/internal.h | |
| parent | NFS: Sync the correct byte range during synchronous writes (diff) | |
| download | linux-dev-196639ebbe63a037fe9a80669140bd292d8bcd80.tar.xz linux-dev-196639ebbe63a037fe9a80669140bd292d8bcd80.zip | |
NFS: Fix 2 use after free issues in the I/O code
The writeback code wants to send a commit after processing the pages,
which is why we want to delay releasing the struct path until after
that's done.
Also, the layout code expects that we do not free the inode before
we've put the layout segments in pnfs_writehdr_free() and
pnfs_readhdr_free()
Fixes: 919e3bd9a875 ("NFS: Ensure we commit after writeback is complete")
Fixes: 4714fb51fd03 ("nfs: remove pgio_header refcount, related cleanup")
Cc: stable@vger.kernel.org
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
Diffstat (limited to 'fs/nfs/internal.h')
| -rw-r--r-- | fs/nfs/internal.h | 1 |
1 files changed, 0 insertions, 1 deletions
diff --git a/fs/nfs/internal.h b/fs/nfs/internal.h index dc456416d2be..68cc22083639 100644 --- a/fs/nfs/internal.h +++ b/fs/nfs/internal.h @@ -251,7 +251,6 @@ int nfs_iocounter_wait(struct nfs_lock_context *l_ctx); extern const struct nfs_pageio_ops nfs_pgio_rw_ops; struct nfs_pgio_header *nfs_pgio_header_alloc(const struct nfs_rw_ops *); void nfs_pgio_header_free(struct nfs_pgio_header *); -void nfs_pgio_data_destroy(struct nfs_pgio_header *); int nfs_generic_pgio(struct nfs_pageio_descriptor *, struct nfs_pgio_header *); int nfs_initiate_pgio(struct rpc_clnt *clnt, struct nfs_pgio_header *hdr, struct rpc_cred *cred, const struct nfs_rpc_ops *rpc_ops, |