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NFS: struct nfs_open_dir_context: convert rpc_cred pointer to cred.

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Use the common 'struct cred' to pass credentials for readdir.

Signed-off-by: NeilBrown <neilb@suse.com>
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
This commit is contained in:
NeilBrown
2018-12-03 11:30:30 +11:00
committed by Anna Schumaker
parent b68572e07c
commit 684f39b4cf
6 changed files with 35 additions and 19 deletions
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11
fs/nfs/proc.c
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@@ -490,7 +490,7 @@ nfs_proc_rmdir(struct inode *dir, const struct qstr *name)
* from nfs_readdir by calling the decode_entry function directly.
*/
static int
nfs_proc_readdir(struct dentry *dentry, struct rpc_cred *cred,
nfs_proc_readdir(struct dentry *dentry, const struct cred *cred,
u64 cookie, struct page **pages, unsigned int count, bool plus)
{
struct inode *dir = d_inode(dentry);
@@ -500,18 +500,25 @@ nfs_proc_readdir(struct dentry *dentry, struct rpc_cred *cred,
.count = count,
.pages = pages,
};
struct auth_cred acred = {
.cred = cred,
};
struct rpc_message msg = {
.rpc_proc = &nfs_procedures[NFSPROC_READDIR],
.rpc_argp = &arg,
.rpc_cred = cred,
.rpc_cred = rpc_lookup_generic_cred(&acred,
0, GFP_NOFS),
};
int status;
dprintk("NFS call readdir %d\n", (unsigned int)cookie);
if (!msg.rpc_cred)
return -ENOMEM;
status = rpc_call_sync(NFS_CLIENT(dir), &msg, 0);
nfs_invalidate_atime(dir);
put_rpccred(msg.rpc_cred);
dprintk("NFS reply readdir: %d\n", status);
return status;
}