bnx2x: Fix enabling network interfaces without VFs

bnx2x: Fix enabling network interfaces without VFs

Origin: https://git.kernel.org/linus/52ce14c134a003fee03d8fc57442c05a55b53715
Bug-Debian: https://bugs.debian.org/993948

This function is called to enable SR-IOV when available,
not enabling interfaces without VFs was a regression.

Fixes: 65161c35554f ("bnx2x: Fix missing error code in bnx2x_iov_init_one()")
Signed-off-by: Adrian Bunk <bunk@kernel.org>
Reported-by: YunQiang Su <wzssyqa@gmail.com>
Tested-by: YunQiang Su <wzssyqa@gmail.com>
Cc: stable@vger.kernel.org
Acked-by: Shai Malin <smalin@marvell.com>
Link: https://lore.kernel.org/r/20210912190523.27991-1-bunk@kernel.org
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Gbp-Pq: Topic bugfix/all
Gbp-Pq: Name bnx2x-Fix-enabling-network-interfaces-without-VFs.patch