fix(zynqmp): evaluate condition for boolean

This corrects the MISRA violation C2012-11.9:
The macro NULL shall be the only permitted form of integer
null pointer constant.
The condition is compared with NULL to get boolean result.

Change-Id: I6350e2c03fdb3175deb232f28f0dfce009563eb1
Signed-off-by: Nithin G <nithing@amd.com>
Signed-off-by: Maheedhar Bollapalli <maheedharsai.bollapalli@amd.com>
2 files changed