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authorNeilBrown <neilb@suse.com>2018-12-03 01:30:30 +0100
committerAnna Schumaker <Anna.Schumaker@Netapp.com>2018-12-19 19:52:46 +0100
commit684f39b4cf5186bb0660e686f94296688b24fb32 (patch)
treeee742af6ae458eb95afdb7e842898de9c52c52ad /fs/nfs/nfs3proc.c
parentNFS: change access cache to use 'struct cred'. (diff)
downloadlinux-684f39b4cf5186bb0660e686f94296688b24fb32.tar.xz
linux-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/nfs3proc.c')
-rw-r--r--fs/nfs/nfs3proc.c11
1 files changed, 9 insertions, 2 deletions
diff --git a/fs/nfs/nfs3proc.c b/fs/nfs/nfs3proc.c
index f7174f3a9575..a2e9e09c3772 100644
--- a/fs/nfs/nfs3proc.c
+++ b/fs/nfs/nfs3proc.c
@@ -614,7 +614,7 @@ out:
* readdirplus.
*/
static int
-nfs3_proc_readdir(struct dentry *dentry, struct rpc_cred *cred,
+nfs3_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);
@@ -631,11 +631,15 @@ nfs3_proc_readdir(struct dentry *dentry, struct rpc_cred *cred,
.verf = verf,
.plus = plus
};
+ struct auth_cred acred = {
+ .cred = cred,
+ };
struct rpc_message msg = {
.rpc_proc = &nfs3_procedures[NFS3PROC_READDIR],
.rpc_argp = &arg,
.rpc_resp = &res,
- .rpc_cred = cred
+ .rpc_cred = rpc_lookup_generic_cred(&acred,
+ 0, GFP_NOFS),
};
int status = -ENOMEM;
@@ -645,6 +649,8 @@ nfs3_proc_readdir(struct dentry *dentry, struct rpc_cred *cred,
dprintk("NFS call readdir%s %d\n",
plus? "plus" : "", (unsigned int) cookie);
+ if (!msg.rpc_cred)
+ return -ENOMEM;
res.dir_attr = nfs_alloc_fattr();
if (res.dir_attr == NULL)
goto out;
@@ -656,6 +662,7 @@ nfs3_proc_readdir(struct dentry *dentry, struct rpc_cred *cred,
nfs_free_fattr(res.dir_attr);
out:
+ put_rpccred(msg.rpc_cred);
dprintk("NFS reply readdir%s: %d\n",
plus? "plus" : "", status);
return status;