These changes fixes a set of below coding style issues:
1. spaces required around that '=' (ctx:VxW)
2. possible unnecessary 'out of memory' message
3. unnecessary for single statement blocks

Message-Id: <20240820-ffa_v1-2-v2-1-18c0c5f3c65e@arm.com>
Signed-off-by: Sudeep Holla <sudeep.holla@arm.com>