annotate-implicit-fall-throughs

   1 ext4: annotate implicit fall throughs
   2
   3 From: Mathieu Malaterre <malat@debian.org>
   4
   5 There is a plan to build the kernel with -Wimplicit-fallthrough and
   6 these places in the code produced warnings (W=1). Fix them up.
   7
   8 This commit remove the following warnings:
   9
  10   fs/ext4/hash.c:233:15: warning: this statement may fall through [-Wimplicit-fallthrough=]
  11   fs/ext4/hash.c:246:15: warning: this statement may fall through [-Wimplicit-fallthrough=]
  12
  13 Signed-off-by: Mathieu Malaterre <malat@debian.org>
  14 Signed-off-by: Theodore Ts'o <tytso@mit.edu>
  15 Reviewed-by: Andreas Dilger <adilger@dilger.ca>
  16 ---
  17  fs/ext4/hash.c | 2 ++
  18  1 file changed, 2 insertions(+)
  19
  20 diff --git a/fs/ext4/hash.c b/fs/ext4/hash.c
  21 index e22dcfab308b..46b24da33a28 100644
  22 --- a/fs/ext4/hash.c
  23 +++ b/fs/ext4/hash.c
  24 @@ -231,6 +231,7 @@ int ext4fs_dirhash(const char *name, int len, struct dx_hash_info *hinfo)
  25                 break;
  26         case DX_HASH_HALF_MD4_UNSIGNED:
  27                 str2hashbuf = str2hashbuf_unsigned;
  28 +               /* fall through */
  29         case DX_HASH_HALF_MD4:
  30                 p = name;
  31                 while (len > 0) {
  32 @@ -244,6 +245,7 @@ int ext4fs_dirhash(const char *name, int len, struct dx_hash_info *hinfo)
  33                 break;
  34         case DX_HASH_TEA_UNSIGNED:
  35                 str2hashbuf = str2hashbuf_unsigned;
  36 +               /* fall through */
  37         case DX_HASH_TEA:
  38                 p = name;
  39                 while (len > 0) {
  40 --
  41 2.19.2
  42
  43