cifs: constify path argument of ->make_node()

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Steve French <stfrench@microsoft.com>

fs/cifs/cifsglob.h

@@ -495,7 +495,7 @@ struct smb_version_operations {
 			 struct inode *inode,
 			 struct dentry *dentry,
 			 struct cifs_tcon *tcon,
-			 char *full_path,
+			 const char *full_path,
 			 umode_t mode,
 			 dev_t device_number);
 	/* version specific fiemap implementation */

fs/cifs/smb1ops.c

@@ -1025,7 +1025,7 @@ cifs_can_echo(struct TCP_Server_Info *server)
 static int
 cifs_make_node(unsigned int xid, struct inode *inode,
 	       struct dentry *dentry, struct cifs_tcon *tcon,
-	       char *full_path, umode_t mode, dev_t dev)
+	       const char *full_path, umode_t mode, dev_t dev)
 {
 	struct cifs_sb_info *cifs_sb = CIFS_SB(inode->i_sb);
 	struct inode *newinode = NULL;

fs/cifs/smb2ops.c

@@ -4968,7 +4968,7 @@ smb2_next_header(char *buf)
 static int
 smb2_make_node(unsigned int xid, struct inode *inode,
 	       struct dentry *dentry, struct cifs_tcon *tcon,
-	       char *full_path, umode_t mode, dev_t dev)
+	       const char *full_path, umode_t mode, dev_t dev)
 {
 	struct cifs_sb_info *cifs_sb = CIFS_SB(inode->i_sb);
 	int rc = -EPERM;