vfs: remove ".readlink = generic_readlink" assignments

If .readlink == NULL implies generic_readlink().

Generated by:

to_del="\.readlink.*=.*generic_readlink"
for i in `git grep -l $to_del`; do sed -i "/$to_del"/d $i; done

Signed-off-by: Miklos Szeredi <mszeredi@redhat.com>

fs/configfs/symlink.c

@@ -305,7 +305,6 @@ static const char *configfs_get_link(struct dentry *dentry,
 
 const struct inode_operations configfs_symlink_inode_operations = {
 	.get_link = configfs_get_link,
-	.readlink = generic_readlink,
 	.setattr = configfs_setattr,
 };