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-rw-r--r--fs/nfs/delegation.c16
1 files changed, 12 insertions, 4 deletions
diff --git a/fs/nfs/delegation.c b/fs/nfs/delegation.c
index 78df1cde286e..e3d8055f0c6d 100644
--- a/fs/nfs/delegation.c
+++ b/fs/nfs/delegation.c
@@ -644,10 +644,18 @@ int nfs4_inode_return_delegation(struct inode *inode)
*/
int nfs4_inode_make_writeable(struct inode *inode)
{
- if (!nfs4_has_session(NFS_SERVER(inode)->nfs_client) ||
- !nfs4_check_delegation(inode, FMODE_WRITE))
- return nfs4_inode_return_delegation(inode);
- return 0;
+ struct nfs_delegation *delegation;
+
+ rcu_read_lock();
+ delegation = nfs4_get_valid_delegation(inode);
+ if (delegation == NULL ||
+ (nfs4_has_session(NFS_SERVER(inode)->nfs_client) &&
+ (delegation->type & FMODE_WRITE))) {
+ rcu_read_unlock();
+ return 0;
+ }
+ rcu_read_unlock();
+ return nfs4_inode_return_delegation(inode);
}
static void nfs_mark_return_if_closed_delegation(struct nfs_server *server,