net/qede/base: fix code flow and remove unused code

net/qede/base: fix code flow and remove unused code

Remove unused code to address coverity issues and
address a code flow issue.

Coverity issue: 1379468
Coverity issue: 1379521
Coverity issue: 1379522
Coverity issue: 1379523
Coverity issue: 1423918
Fixes: 86a2265e59d7 ("qede: add SRIOV support")
Fixes: ec94dbc57362 ("qede: add base driver")
Fixes: 2ea6f76aff40 ("qede: add core driver")
Fixes: 29540be7efce ("net/qede: support LRO/TSO offloads")
Cc: stable@dpdk.org
Signed-off-by: Rasesh Mody <rasesh.mody@cavium.com>