Having trouble with strong params and update action

_form.html

<table summary="Shoot form fields">

  <tr>
    <th><%= f.label('campaign_id', "Campaign ID") %></th>
    <td><%= @single_shoot.id %></td>
    <td><%= f.hidden_field :id, :value => @single_shoot.id %></td>
  </tr>
  <tr>
    <th><%= f.label(:name, "Name") %></th>
    <td><%= f.text_field(:name) %></td>
  </tr>
  <tr>
    <th><%= f.label(:payout) %></th>
    <td><%= f.text_field(:payout) %></td>
  </tr>
  <tr>
    <th><%= f.label(:result) %></th>
    <td><%= f.text_field(:result) %></td>
  </tr>
  <tr>
    <th><%= f.label(:segment) %></th>
    <td><%= f.select(:segment, options_for_select([['Ativos', 'Ativos'], ['Inativos', 'Inativos']])) %></td>
  </tr>
  <tr>
    <th><%= f.label(:deal) %></th>
    <td><%= f.select(:deal, options_for_select([['CPL', 'CPL'], ['CPC', 'CPC'], ['CPM', 'CPM'], ['CTL', 'CTL'], ['CPA', 'CPA']])) %></td>
  </tr>
  <tr>
    <th><%= f.label(:partner) %></th>
    <td><%= f.select(:partner, options_for_select([['Actual Sales', 'Actual Sales'], ['Adlead', 'Adlead'], ['DGMax', 'DGMax'], ['MDS Perf', 'MDS Perf'], ['Keep Media', 'Keep Media']])) %></td>
  </tr>
</table>

edit.html

<% @page_title = "Edit Shoot" %>

<%= link_to("<< Back to List", {:action => 'index'}, :class => 'back-link') %>

<div class="shoots edit">
  <h2>Update Shoot</h2>
  <%= debug params %>

  <%= form_for(:campaign, :url => {:action => 'update'}, method: "post","id" => @single_shoot.id) do |f| %>

    <%= render(:partial => "form", :locals => {:f => f}) %>

    <div class="form-buttons">
      <%= submit_tag("Update Page") %>
    </div>

  <% end %>
</div>

error:

ActionController::ParameterMissing in CampaignController#update
param is missing or the value is empty: id

Extracted source (around line #63):
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  private
    def single_shoot_params
      params.require(:id).permit(:payout, :result, :name, :segment, :deal, :partner)
    end

update action

def update
      @single_shoot = Campaign.find_by_id(params[:id])
      if @single_shoot.update_attributes(single_shoot_params)
      flash[:notice] = "Shoot updated successfully."
      redirect_to(:action => 'show', :id => @single_shoot.id)
    else
      render('edit')
    end
  end