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authorNeilBrown <neilb@suse.com>2018-12-03 11:30:30 +1100
committerAnna Schumaker <Anna.Schumaker@Netapp.com>2018-12-19 13:52:46 -0500
commit684f39b4cf5186bb0660e686f94296688b24fb32 (patch)
treeee742af6ae458eb95afdb7e842898de9c52c52ad /fs/nfs/proc.c
parentNFS: change access cache to use 'struct cred'. (diff)
downloadlinux-dev-684f39b4cf5186bb0660e686f94296688b24fb32.tar.xz
linux-dev-684f39b4cf5186bb0660e686f94296688b24fb32.zip
NFS: struct nfs_open_dir_context: convert rpc_cred pointer to cred.
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>
Diffstat (limited to 'fs/nfs/proc.c')
-rw-r--r--fs/nfs/proc.c11
1 files changed, 9 insertions, 2 deletions
diff --git a/fs/nfs/proc.c b/fs/nfs/proc.c
index e0c257bd62b9..1ba717bd20c4 100644
--- a/fs/nfs/proc.c
+++ b/fs/nfs/proc.c
@@ -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;
}