defconfig: sdm845: Enable FORTIFY_SOURCE

FORTIFY_SOURCE adds buffer underread/overflow protection to string
and memory functions. This will harden the kernel against
vulnerabilities.

Change-Id: Id9e8c418cc09cdb931562196a652bc9132807d14
Signed-off-by: Olav Haugan <ohaugan@codeaurora.org>
2 files changed