Merge tag 'nfs-for-3.9-2' of git://git.linux-nfs.org/projects/trondmy/linux-nfs

[pandora-kernel.git] / fs / nfs / inode.c

diff --git a/fs/nfs/inode.c b/fs/nfs/inode.c
index 6acc73c..1f94167 100644 (file)
--- a/fs/nfs/inode.c
+++ b/fs/nfs/inode.c
@@ -237,6 +237,8 @@ nfs_find_actor(struct inode *inode, void *opaque)
 
        if (NFS_FILEID(inode) != fattr->fileid)
                return 0;
+       if ((S_IFMT & inode->i_mode) != (S_IFMT & fattr->mode))
+               return 0;
        if (nfs_compare_fh(NFS_FH(inode), fh))
                return 0;
        if (is_bad_inode(inode) || NFS_STALE(inode))
@@ -332,8 +334,8 @@ nfs_fhget(struct super_block *sb, struct nfs_fh *fh, struct nfs_fattr *fattr)
                inode->i_version = 0;
                inode->i_size = 0;
                clear_nlink(inode);
-               inode->i_uid = -2;
-               inode->i_gid = -2;
+               inode->i_uid = make_kuid(&init_user_ns, -2);
+               inode->i_gid = make_kgid(&init_user_ns, -2);
                inode->i_blocks = 0;
                memset(nfsi->cookieverf, 0, sizeof(nfsi->cookieverf));
                nfsi->write_io = 0;
@@ -711,7 +713,7 @@ EXPORT_SYMBOL_GPL(put_nfs_open_context);
  */
 void nfs_file_set_open_context(struct file *filp, struct nfs_open_context *ctx)
 {
-       struct inode *inode = filp->f_path.dentry->d_inode;
+       struct inode *inode = file_inode(filp);
        struct nfs_inode *nfsi = NFS_I(inode);
 
        filp->private_data = get_nfs_open_context(ctx);
@@ -744,7 +746,7 @@ struct nfs_open_context *nfs_find_open_context(struct inode *inode, struct rpc_c
 
 static void nfs_file_clear_open_context(struct file *filp)
 {
-       struct inode *inode = filp->f_path.dentry->d_inode;
+       struct inode *inode = file_inode(filp);
        struct nfs_open_context *ctx = nfs_file_open_context(filp);
 
        if (ctx) {
@@ -1006,9 +1008,9 @@ static int nfs_check_inode_attributes(struct inode *inode, struct nfs_fattr *fat
        /* Have any file permissions changed? */
        if ((fattr->valid & NFS_ATTR_FATTR_MODE) && (inode->i_mode & S_IALLUGO) != (fattr->mode & S_IALLUGO))
                invalid |= NFS_INO_INVALID_ATTR | NFS_INO_INVALID_ACCESS | NFS_INO_INVALID_ACL;
-       if ((fattr->valid & NFS_ATTR_FATTR_OWNER) && inode->i_uid != fattr->uid)
+       if ((fattr->valid & NFS_ATTR_FATTR_OWNER) && !uid_eq(inode->i_uid, fattr->uid))
                invalid |= NFS_INO_INVALID_ATTR | NFS_INO_INVALID_ACCESS | NFS_INO_INVALID_ACL;
-       if ((fattr->valid & NFS_ATTR_FATTR_GROUP) && inode->i_gid != fattr->gid)
+       if ((fattr->valid & NFS_ATTR_FATTR_GROUP) && !gid_eq(inode->i_gid, fattr->gid))
                invalid |= NFS_INO_INVALID_ATTR | NFS_INO_INVALID_ACCESS | NFS_INO_INVALID_ACL;
 
        /* Has the link count changed? */
@@ -1437,7 +1439,7 @@ static int nfs_update_inode(struct inode *inode, struct nfs_fattr *fattr)
                                | NFS_INO_REVAL_FORCED);
 
        if (fattr->valid & NFS_ATTR_FATTR_OWNER) {
-               if (inode->i_uid != fattr->uid) {
+               if (!uid_eq(inode->i_uid, fattr->uid)) {
                        invalid |= NFS_INO_INVALID_ATTR|NFS_INO_INVALID_ACCESS|NFS_INO_INVALID_ACL;
                        inode->i_uid = fattr->uid;
                }
@@ -1448,7 +1450,7 @@ static int nfs_update_inode(struct inode *inode, struct nfs_fattr *fattr)
                                | NFS_INO_REVAL_FORCED);
 
        if (fattr->valid & NFS_ATTR_FATTR_GROUP) {
-               if (inode->i_gid != fattr->gid) {
+               if (!gid_eq(inode->i_gid, fattr->gid)) {
                        invalid |= NFS_INO_INVALID_ATTR|NFS_INO_INVALID_ACCESS|NFS_INO_INVALID_ACL;
                        inode->i_gid = fattr->gid;
                }