[PATCH] crypto/cnxk: fix uninitialized scalar variable

[Gowrishankar Muthukrishnan]

Dispatcher unit test failed which is unrelated to this patch and looks like infrastructure issue.

Recheck-request: loongarch-unit-testing

--
Gowrishankar

> This change fixes an uninitialized local variable as reported in coverity issue
> 445390.
> 
> Coverity-issue: 445390
> Fixes: a8ebe94f8cc ("crypto/cnxk: support EdDSA")
> Cc: stable at dpdk.org
> 
> Signed-off-by: Gowrishankar Muthukrishnan <gmuthukrishn at marvell.com>