On Thu, Nov 16, 2023 at 11:21:22AM -0800, Kees Cook wrote: > Hi, > > One of the last users of strlcpy() is kernfs, which has some complex > calling hierarchies that needed to be carefully examined. This series > refactors the strlcpy() calls into strscpy() calls, and bubbles up all > changes in return value checking for callers. Why not work instead to convert kernfs (and by proxy cgroups) to use the "safe" string functions based on seq_file? This should be a simpler patch series to review, and implement on a per-function basis, and then we would not have any string functions in kernfs anymore. thanks, greg k-h