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| author | Trond Myklebust <Trond.Myklebust@netapp.com> | 2010-04-16 16:22:49 -0400 |
|---|---|---|
| committer | Trond Myklebust <Trond.Myklebust@netapp.com> | 2010-05-14 15:09:25 -0400 |
| commit | 136f2627c932da5835e67e464e191d8c43c3f3fd (patch) | |
| tree | 5f6aff24fe7163a260c553f3d4899c4ef51abbf7 /fs/nfs/nfs4proc.c | |
| parent | aa49b4cf7dbf45438563f0ff6a2d23a68b70a7b9 (diff) | |
| download | lwn-136f2627c932da5835e67e464e191d8c43c3f3fd.tar.gz lwn-136f2627c932da5835e67e464e191d8c43c3f3fd.zip | |
NFS: Reduce the stack footprint of nfs_link()
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'fs/nfs/nfs4proc.c')
| -rw-r--r-- | fs/nfs/nfs4proc.c | 16 |
1 files changed, 9 insertions, 7 deletions
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c index 14cde99d8a60..0ffd4cfd3b1f 100644 --- a/fs/nfs/nfs4proc.c +++ b/fs/nfs/nfs4proc.c @@ -2707,28 +2707,30 @@ static int _nfs4_proc_link(struct inode *inode, struct inode *dir, struct qstr * .name = name, .bitmask = server->attr_bitmask, }; - struct nfs_fattr fattr, dir_attr; struct nfs4_link_res res = { .server = server, - .fattr = &fattr, - .dir_attr = &dir_attr, }; struct rpc_message msg = { .rpc_proc = &nfs4_procedures[NFSPROC4_CLNT_LINK], .rpc_argp = &arg, .rpc_resp = &res, }; - int status; + int status = -ENOMEM; + + res.fattr = nfs_alloc_fattr(); + res.dir_attr = nfs_alloc_fattr(); + if (res.fattr == NULL || res.dir_attr == NULL) + goto out; - nfs_fattr_init(res.fattr); - nfs_fattr_init(res.dir_attr); status = nfs4_call_sync(server, &msg, &arg, &res, 1); if (!status) { update_changeattr(dir, &res.cinfo); nfs_post_op_update_inode(dir, res.dir_attr); nfs_post_op_update_inode(inode, res.fattr); } - +out: + nfs_free_fattr(res.dir_attr); + nfs_free_fattr(res.fattr); return status; } |