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authorTycho Andersen <tycho@tycho.ws>2018-12-09 11:24:12 -0700
committerKees Cook <keescook@chromium.org>2018-12-11 16:28:41 -0800
commita5662e4d81c4d4b08140c625d0f3c50b15786252 (patch)
treed21aaa33543bb1c440fa264ba99c0feb36b3536d /tools/testing/selftests/seccomp
parentseccomp: hoist struct seccomp_data recalculation higher (diff)
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seccomp: switch system call argument type to void *
The const qualifier causes problems for any code that wants to write to the third argument of the seccomp syscall, as we will do in a future patch in this series. The third argument to the seccomp syscall is documented as void *, so rather than just dropping the const, let's switch everything to use void * as well. I believe this is safe because of 1. the documentation above, 2. there's no real type information exported about syscalls anywhere besides the man pages. Signed-off-by: Tycho Andersen <tycho@tycho.ws> CC: Kees Cook <keescook@chromium.org> CC: Andy Lutomirski <luto@amacapital.net> CC: Oleg Nesterov <oleg@redhat.com> CC: Eric W. Biederman <ebiederm@xmission.com> CC: "Serge E. Hallyn" <serge@hallyn.com> Acked-by: Serge Hallyn <serge@hallyn.com> CC: Christian Brauner <christian@brauner.io> CC: Tyler Hicks <tyhicks@canonical.com> CC: Akihiro Suda <suda.akihiro@lab.ntt.co.jp> Signed-off-by: Kees Cook <keescook@chromium.org>
Diffstat (limited to 'tools/testing/selftests/seccomp')
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