Harald Hoyer wrote:
> How about a config flag, which means that udev preserves the ownership 
> of an already existing device node (with the correct major, minor numbers)?
> 
> Btw, we only check if the file we want to create is block or char, not 
> e.g. that we want block and it is char.
> 
> if (((stats.st_mode & S_IFMT) == S_IFBLK || (stats.st_mode & S_IFMT) == 
> S_IFCHR) && (stats.st_rdev == makedev(major, minor)))
> 
> should look like:
> 
> if (((stats.st_mode & S_IFMT) == mode) && (stats.st_rdev == 
> makedev(major, minor)))

how about this (see attachement)?