>> This was the case for a while. >> >> Increasing applications of scope-based resource management provide >> further opportunities for smaller scopes according to some local variables, >> don't they? > > Personally I'd rather it just fits in with the rest of the kernel, > but if the general consensus is that new drivers should use tighter > scopes, I can do that instead. There are the usual communication challenges to consider also especially with collateral evolution in such software areas. >> How do you think about to collaborate with other data structures >> than character arrays? >> >> See also: >> https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/Documentation/process/coding-style.rst?h=v6.11-rc4#n953 > > Hm, I picked a character array since all it's doing is sending a > buffer to the device. > There's no published specification to follow, only "Well the Windows > driver sends these bytes and this happens". > So there isn't really a structure that really comes naturally, > especially with all the magic numbers. I imagine that further development concerns can be adjusted accordingly. > Unless you're suggesting I just do `unsigned char send_buf[3] = {...}`? Such a programming approach might also look promising. > I checked the docs, apparently I misread somewhere that > `hid_hw_raw_request` couldn't use stack allocated memory safely, > whoops. Will safer API usage be clarified further? Can applications of advanced data structures become more appealing? Regards, Markus