anv: remove list items on batch fini

This doesn't seem to fix anything because those destroy() calls happen
right before the command buffer object & its list of batch_bo is also
destroyed. Still looks a bit cleaner.

v2: Found a second occurence

Signed-off-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Reviewed-by: Jason Ekstrand <jason@jlekstrand.net> (v2)
Fixes: 26ba0ad54d ("vk: Re-name command buffer implementation files")
Cc: <mesa-stable@lists.freedesktop.org>

src/intel/vulkan/anv_batch_chain.c

@@ -517,8 +517,10 @@ anv_batch_bo_list_clone(const struct list_head *list,
    }
 
    if (result != VK_SUCCESS) {
-      list_for_each_entry_safe(struct anv_batch_bo, bbo, new_list, link)
+      list_for_each_entry_safe(struct anv_batch_bo, bbo, new_list, link) {
+         list_del(&bbo->link);
          anv_batch_bo_destroy(bbo, cmd_buffer);
+      }
    }
 
    return result;
@@ -843,6 +845,7 @@ anv_cmd_buffer_fini_batch_bo_chain(struct anv_cmd_buffer *cmd_buffer)
    /* Destroy all of the batch buffers */
    list_for_each_entry_safe(struct anv_batch_bo, bbo,
                             &cmd_buffer->batch_bos, link) {
+      list_del(&bbo->link);
       anv_batch_bo_destroy(bbo, cmd_buffer);
    }
 }