bnx2fc: bnx2fc_eh_abort(): fix wrong return code.

If the link is not ready, the bnx2fc_eh_abort() function should return
FAILED.

Signed-off-by: Maurizio Lombardi <mlombard@redhat.com>
Reviewed-by: Ewan Milne <emilne@redhat.com>
Acked-by: Chad Dupuis <chad.dupuis@qlogic.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>