Philip Elcan 93ebeac3bd gpu: nvgpu: mm: fix CERT-C bugs in nvgpu.*.mm.mm ...

INT-30 requires checking for overflow of arithmetic operations on
unsigned integers.
INT-31 requires bounds checking for unsigned integers cast to
smaller size.

Fix these violations by using the safe ops in nvgpu.common.mm.mm and
nvgpu.hal.mm.mm.

JIRA NVGPU-3848

Change-Id: I2751a14fb1f45d330a92040ac3c7777c52ae9199
Signed-off-by: Philip Elcan <pelcan@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2158860
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
Reviewed-by: svc-mobile-misra <svc-mobile-misra@nvidia.com>
Reviewed-by: Automatic_Commit_Validation_User
GVS: Gerrit_Virtual_Submit
Reviewed-by: Alex Waterman <alexw@nvidia.com>
Reviewed-by: Adeel Raza <araza@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>

2019-07-23 15:49:00 -07:00

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