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| author | Kees Cook <keescook@chromium.org> | 2017-02-13 11:25:26 -0800 |
|---|---|---|
| committer | Kees Cook <keescook@chromium.org> | 2017-02-16 16:34:59 -0800 |
| commit | f5f893c57e37ca730808cb2eee3820abd05e7507 (patch) | |
| tree | 64e6e91e1728dc333ea1a267c31f8076d95bb0ef /drivers/lguest/Kconfig | |
| parent | 4fbfeb8bd684d564bddeff1e3723d3d9f99aa5de (diff) | |
usercopy: Adjust tests to deal with SMAP/PAN
Under SMAP/PAN/etc, we cannot write directly to userspace memory, so
this rearranges the test bytes to get written through copy_to_user().
Additionally drops the bad copy_from_user() test that would trigger a
memcpy() against userspace on failure.
Signed-off-by: Kees Cook <keescook@chromium.org>
Diffstat (limited to 'drivers/lguest/Kconfig')
0 files changed, 0 insertions, 0 deletions