soc/tegra: cbb: Add checks for potential out of bound errors

soc/tegra: cbb: Add checks for potential out of bound errors

[ Upstream commit 55084947d6b48977c5122fbe443743a6c50c12bf ]

Added checks to avoid potential out of bounds errors which can happen if
the 'slave map' and 'CBB errors' arrays are not correct or latest where
some entries are missing.

Fixes: fc2f151d2314 ("soc/tegra: cbb: Add driver for Tegra234 CBB 2.0")
Signed-off-by: Sumit Gupta <sumitg@nvidia.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>