Hi Johan, > Thanks for testing. Do you mind if I add a tested-by tag for you to the > patch? Sure no problems. I tested it on a 64 bit I5 computer with the ch340g. The Kernel was 5.0.0-32-generic. > Not sure why that doesn't work, perhaps you just need to provide an > appropriate "-p" option to strip the directory prefix? I figured out the patching issue, my email client was removing some line breaks. > I suggest you use git directly instead. Clone Linus's repo at > kernel.org, or use mine > > git://git.kernel.org/pub/scm/linux/kernel/git/johan/usb-serial.git > > to get the latest USB serial changes. > > Then you can apply patches directly from a mailbox using git-am (or from > a patch using git-apply). Thanks, will do. I didn't know about the git-am and git-apply commands. Cheers, Jonti