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CERT-C Rule INT30 requires checking unsigned arithmetic for potential wrap. The macros roundup_pow_of_two and rounddown_pow_of_two could potentially wrap if the passed parameter were 0. JIRA NVGPU-3586 Change-Id: I9eba4c197b74db555055e1199ce72131b071062c Signed-off-by: Philip Elcan <pelcan@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/2131157 GVS: Gerrit_Virtual_Submit Reviewed-by: Nitin Kumbhar <nkumbhar@nvidia.com> Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>