ieee1394: csr1212: warn on unreachable code

We want bugs to show themselves.

Signed-off-by: Stefan Richter <stefanr@s5r6.in-berlin.de>

diff --git a/drivers/ieee1394/csr1212.c b/drivers/ieee1394/csr1212.c
index 63bf11e..3c044fc 100644 (file)
--- a/drivers/ieee1394/csr1212.c
+++ b/drivers/ieee1394/csr1212.c
@@ -772,6 +772,7 @@ csr1212_generate_positions(struct csr1212_csr_rom_cache *cache,
 
                default:
                        /* Should never get here */
+                       WARN_ON(1);
                        break;
                }
 
@@ -852,7 +853,8 @@ csr1212_generate_tree_subdir(struct csr1212_keyval *dir, u32 *data_buffer)
                                break;
                        default:
                                /* Should never get here */
-                               break; /* GDB breakpoint */
+                               WARN_ON(1);
+                               break;
                        }
 
                        value |= (a->key.id & CSR1212_KV_KEY_ID_MASK) <<
@@ -889,7 +891,8 @@ static void csr1212_fill_cache(struct csr1212_csr_rom_cache *cache)
                case CSR1212_KV_TYPE_IMMEDIATE:
                case CSR1212_KV_TYPE_CSR_OFFSET:
                        /* Should never get here */
-                       break; /* GDB breakpoint */
+                       WARN_ON(1);
+                       break;
 
                case CSR1212_KV_TYPE_LEAF:
                        /* Don't copy over Extended ROM areas, they are