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Groups > linux.kernel > #1517233
| From | Oliver Neukum <oneukum@suse.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [PATCH] USB: serial: fix invalid user-pointer checks |
| Date | 2016-11-08 15:20 +0100 |
| Message-ID | <sBfpL-20X-13@gated-at.bofh.it> (permalink) |
| References | <sBdHk-SQ-13@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
On Tue, 2016-11-08 at 13:26 +0100, Johan Hovold wrote: > Drop invalid user-pointer checks from ioctl handlers. > > A NULL-pointer can be valid in user space and copy_to_user() takes > care > of sanity checking. Shouldn't we bail out early in these cases? Regards Oliver
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[PATCH] USB: serial: fix invalid user-pointer checks Johan Hovold <johan@kernel.org> - 2016-11-08 13:30 +0100
Re: [PATCH] USB: serial: fix invalid user-pointer checks Oliver Neukum <oneukum@suse.com> - 2016-11-08 15:20 +0100
Re: [PATCH] USB: serial: fix invalid user-pointer checks Johan Hovold <johan@kernel.org> - 2016-11-08 16:50 +0100
Re: [PATCH] USB: serial: fix invalid user-pointer checks Oliver Neukum <oneukum@suse.com> - 2016-11-09 12:10 +0100
Re: [PATCH] USB: serial: fix invalid user-pointer checks Johan Hovold <johan@kernel.org> - 2016-11-09 12:10 +0100
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