sparc64: viohs: Remove VLA usage
authorKees Cook <keescook@chromium.org>
Wed, 5 Sep 2018 22:03:51 +0000 (15:03 -0700)
committerDavid S. Miller <davem@davemloft.net>
Mon, 8 Oct 2018 05:42:00 +0000 (22:42 -0700)
commit31a43fa7945a1de8c550b35c211be5670e32f12b
tree4e2bc3c2bea2aa6b4e644013718cefc9e99f7e37
parentdf58f37b5d8f883fb18ba85e8d9a624154879832
sparc64: viohs: Remove VLA usage

In the quest to remove all stack VLA usage from the kernel[1], this
allocates a fixed size array for the maximum number of cookies and
adds a runtime sanity check.

[1] https://lkml.kernel.org/r/CA+55aFzCG-zNmZwX4A2FQpadafLfEzK6CC=qPXydAacU1
RqZWA@mail.gmail.com

Signed-off-by: Kees Cook <keescook@chromium.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
arch/sparc/kernel/viohs.c