autofs4: pass mode to autofs4_get_inode() explicitly

In all cases we'd set inf->mode to know value just before
passing it to autofs4_get_inode().  That kills the need
to store it in autofs_info and pass it to autofs_init_ino()

Acked-by: Ian Kent <raven@themaw.net>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

fs/autofs4/autofs_i.h

@@ -89,7 +89,6 @@ struct autofs_info {
 	uid_t uid;
 	gid_t gid;
 
-	mode_t	mode;
 	size_t	size;
 };
 
@@ -170,7 +169,7 @@ static inline int autofs4_ispending(struct dentry *dentry)
 	return 0;
 }
 
-struct inode *autofs4_get_inode(struct super_block *, struct autofs_info *);
+struct inode *autofs4_get_inode(struct super_block *, struct autofs_info *, mode_t);
 void autofs4_free_ino(struct autofs_info *);
 
 /* Expiration */
@@ -280,7 +279,7 @@ static inline void managed_dentry_clear_managed(struct dentry *dentry)
 /* Initializing function */
 
 int autofs4_fill_super(struct super_block *, void *, int);
-struct autofs_info *autofs4_init_ino(struct autofs_info *, struct autofs_sb_info *sbi, mode_t mode);
+struct autofs_info *autofs4_init_ino(struct autofs_info *, struct autofs_sb_info *sbi);
 
 /* Queue management functions */
 

fs/autofs4/inode.c

@@ -23,7 +23,7 @@
 #include <linux/module.h>
 
 struct autofs_info *autofs4_init_ino(struct autofs_info *ino,
-				     struct autofs_sb_info *sbi, mode_t mode)
+				     struct autofs_sb_info *sbi)
 {
 	int reinit = 1;
 
@@ -47,7 +47,6 @@ struct autofs_info *autofs4_init_ino(struct autofs_info *ino,
 
 	ino->uid = 0;
 	ino->gid = 0;
-	ino->mode = mode;
 	ino->last_used = jiffies;
 
 	ino->sbi = sbi;
@@ -258,10 +257,10 @@ int autofs4_fill_super(struct super_block *s, void *data, int silent)
 	/*
 	 * Get the root inode and dentry, but defer checking for errors.
 	 */
-	ino = autofs4_init_ino(NULL, sbi, S_IFDIR | 0755);
+	ino = autofs4_init_ino(NULL, sbi);
 	if (!ino)
 		goto fail_free;
-	root_inode = autofs4_get_inode(s, ino);
+	root_inode = autofs4_get_inode(s, ino, S_IFDIR | 0755);
 	if (!root_inode)
 		goto fail_ino;
 
@@ -345,14 +344,15 @@ fail_unlock:
 }
 
 struct inode *autofs4_get_inode(struct super_block *sb,
-				struct autofs_info *inf)
+				struct autofs_info *inf,
+				mode_t mode)
 {
 	struct inode *inode = new_inode(sb);
 
 	if (inode == NULL)
 		return NULL;
 
-	inode->i_mode = inf->mode;
+	inode->i_mode = mode;
 	if (sb->s_root) {
 		inode->i_uid = sb->s_root->d_inode->i_uid;
 		inode->i_gid = sb->s_root->d_inode->i_gid;
@@ -360,11 +360,11 @@ struct inode *autofs4_get_inode(struct super_block *sb,
 	inode->i_atime = inode->i_mtime = inode->i_ctime = CURRENT_TIME;
 	inode->i_ino = get_next_ino();
 
-	if (S_ISDIR(inf->mode)) {
+	if (S_ISDIR(mode)) {
 		inode->i_nlink = 2;
 		inode->i_op = &autofs4_dir_inode_operations;
 		inode->i_fop = &autofs4_dir_operations;
-	} else if (S_ISLNK(inf->mode)) {
+	} else if (S_ISLNK(mode)) {
 		inode->i_size = inf->size;
 		inode->i_op = &autofs4_symlink_inode_operations;
 	}

fs/autofs4/root.c

@@ -508,7 +508,7 @@ static struct dentry *autofs4_lookup(struct inode *dir, struct dentry *dentry, s
 		if (autofs_type_indirect(sbi->type) && IS_ROOT(dentry->d_parent))
 			__managed_dentry_set_managed(dentry);
 
-		ino = autofs4_init_ino(NULL, sbi, 0555);
+		ino = autofs4_init_ino(NULL, sbi);
 		if (!ino)
 			return ERR_PTR(-ENOMEM);
 
@@ -538,7 +538,7 @@ static int autofs4_dir_symlink(struct inode *dir,
 	if (!autofs4_oz_mode(sbi))
 		return -EACCES;
 
-	ino = autofs4_init_ino(ino, sbi, S_IFLNK | 0555);
+	ino = autofs4_init_ino(ino, sbi);
 	if (!ino)
 		return -ENOMEM;
 
@@ -554,7 +554,7 @@ static int autofs4_dir_symlink(struct inode *dir,
 
 	strcpy(cp, symname);
 
-	inode = autofs4_get_inode(dir->i_sb, ino);
+	inode = autofs4_get_inode(dir->i_sb, ino, S_IFLNK | 0555);
 	if (!inode) {
 		kfree(cp);
 		if (!dentry->d_fsdata)
@@ -733,13 +733,13 @@ static int autofs4_dir_mkdir(struct inode *dir, struct dentry *dentry, int mode)
 	DPRINTK("dentry %p, creating %.*s",
 		dentry, dentry->d_name.len, dentry->d_name.name);
 
-	ino = autofs4_init_ino(ino, sbi, S_IFDIR | 0555);
+	ino = autofs4_init_ino(ino, sbi);
 	if (!ino)
 		return -ENOMEM;
 
 	autofs4_del_active(dentry);
 
-	inode = autofs4_get_inode(dir->i_sb, ino);
+	inode = autofs4_get_inode(dir->i_sb, ino, S_IFDIR | 0555);
 	if (!inode) {
 		if (!dentry->d_fsdata)
 			kfree(ino);