Messages in this thread |  | | From | Ricardo Ribalda Delgado <> | Date | Fri, 27 Mar 2015 09:09:13 +0100 | Subject | Re: [PATCH v3] led/led-class: Handle LEDs with the same name |
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Hi Sakari
cc: adding Greg (core and FormatGuard) and Chistopher (sparse) > > I just realised there was another issue --- the name is now interpreted as > format string. Bad things will happen if there's e.g. %s in the name itself > --- perhaps unlikely, but possible.
Good catch!
Would it be possible to add a sparse check to avoid this in all the kernel?
And what about a macro protection like FormatGuard?
https://www.usenix.org/legacy/events/sec01/full_papers/cowanbarringer/cowanbarringer.pdf
Thanks!
-- Ricardo Ribalda
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