ieee1394: csr1212: warn on unreachable code

We want bugs to show themselves.

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

1 files changed, 5 insertions, 2 deletions

diff --git a/drivers/ieee1394/csr1212.c b/drivers/ieee1394/csr1212.c
index 63bf11eb4d31..3c044fc52352 100644
--- 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