bnxt_en: fix error return code in bnxt_init_one()

bnxt_en: fix error return code in bnxt_init_one()

BugLink: https://bugs.launchpad.net/bugs/1908562
[ Upstream commit b5f796b62c98cd8c219c4b788ecb6e1218e648cb ]

Fix to return a negative error code from the error handling
case instead of 0, as done elsewhere in this function.

Fixes: c213eae8d3cd ("bnxt_en: Improve VF/PF link change logic.")
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Zhang Changzhong <zhangchangzhong@huawei.com>
Reviewed-by: Edwin Peer <edwin.peer@broadcom.com>
Link: https://lore.kernel.org/r/1605701851-20270-1-git-send-email-zhangchangzhong@huawei.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Signed-off-by: Kamal Mostafa <kamal@canonical.com>
Signed-off-by: Ian May <ian.may@canonical.com>