From: Jakub Kicinski <k...@kernel.org> Date: Mon, 11 May 2020 10:08:07 -0700
> ENOTSUPP often feels like the right error code to use, but it's > in fact not a standard Unix error. E.g.: > > $ python >>>> import errno >>>> errno.errorcode[errno.ENOTSUPP] > Traceback (most recent call last): > File "<stdin>", line 1, in <module> > AttributeError: module 'errno' has no attribute 'ENOTSUPP' > > There were numerous commits converting the uses back to EOPNOTSUPP > but in some cases we are stuck with the high error code for backward > compatibility reasons. > > Let's try prevent more ENOTSUPPs from getting into the kernel. > > Recent example: > https://lore.kernel.org/netdev/20200510182252.ga411...@lunn.ch/ > > v3 (Joe): > - fix the "not file" condition. > > v2 (Joe): > - add a link to recent discussion, > - don't match when scanning files, not patches to avoid sudden > influx of conversion patches. > https://lore.kernel.org/netdev/20200511165319.2251678-1-k...@kernel.org/ > > v1: > https://lore.kernel.org/netdev/20200510185148.2230767-1-k...@kernel.org/ > > Suggested-by: Andrew Lunn <and...@lunn.ch> > Signed-off-by: Jakub Kicinski <k...@kernel.org> > Acked-by: Joe Perches <j...@perches.com> Applied, thanks Jakub.