![]() | |||||||||||||
Messages in this thread |
Hi again, tainting apart, do you get to load ndiswrapper ? On what kernel exactly ? I cant on rc2-mm2 Thanks Gianluca Giridhar Pemmasani wrote: >--- Chase Venters <chase.venters@clientec.com> wrote: > > > >>On Monday 23 October 2006 00:40, Giridhar Pemmasani wrote: >> >> >>>It seems that the kernel module loader taints ndiswrapper module as >>>proprietary, but it is not - it is fully GPL: see >>>http://directory.fsf.org/sysadmin/hookup/ndiswrapper.html >>> >>> >>Indeed. 'ndiswrapper' is intentionally tainted by kernel/module.c because >>it >>is used to load and run unknown binary / proprietary code in kernel-space. >>If >>this unknown binary / proprietary code were to contain a bug (which all >>code >>of that complexity tends to), it might write to memory it doesn't own, or >>coerce a device to do so on its behalf, making a kernel crash dump analysis >> >>into a wild goose chase (hence the reason for kernel taint). >> >> > >Yes, I agree on the purpose of tainting the kernel. > > > >>>Note that when a driver is loaded, ndiswrapper does taint the kernel (to >>> >>> >>be >> >> >>>more accurate, it should check if the driver being loaded is GPL or not, >>>but that is not done). >>> >>> >>Are you saying ndiswrapper voluntarily calls add_taint() whenever it loads >>an >>NDIS driver? >> >> > >Exactly - the loader within ndiswrapper taints kernel versions 2.6.10 and >newer (older kernels don't have a way of tainting the kernel). The code is in >loader.c in ndiswrapper. > > > >>Are there even any examples of GPL-licensed NDIS drivers? >> >> > >I don't remember off hand, but sometime back there was discussion on related >topic of weather ndiswrapper should be in debian-main or not, and someone >pointed out a GPL ndis driver. (BTW, after much discussion on debian devel >list, the developers agreed that ndiswrapper belongs in debian-main.) > >Giri > >__________________________________________________ >Do You Yahoo!? >Tired of spam? Yahoo! Mail has the best spam protection around >http://mail.yahoo.com >- >To unsubscribe from this list: send the line "unsubscribe linux-kernel" in >the body of a message to majordomo@vger.kernel.org >More majordomo info at http://vger.kernel.org/majordomo-info.html >Please read the FAQ at http://www.tux.org/lkml/ > > - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/ | ||||||||||||
| Last update: 2006-10-23 06:53 [from the cache] ©2003-2008 | |||||||||||||