[src/trunk]: src/common/lib/libc/hash/murmurhash Shut up lint.

[rmind <rmind%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/7d197c465ee1
branches:  trunk
changeset: 780035:7d197c465ee1
user:      rmind <rmind%NetBSD.org@localhost>
date:      Sun Jul 08 13:42:29 2012 +0000

description:
Shut up lint.

diffstat:

 common/lib/libc/hash/murmurhash/murmurhash.c |  10 ++++++----
 1 files changed, 6 insertions(+), 4 deletions(-)

diffs (41 lines):

diff -r ab4a9766c033 -r 7d197c465ee1 common/lib/libc/hash/murmurhash/murmurhash.c
--- a/common/lib/libc/hash/murmurhash/murmurhash.c      Sun Jul 08 12:07:12 2012 +0000
+++ b/common/lib/libc/hash/murmurhash/murmurhash.c      Sun Jul 08 13:42:29 2012 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: murmurhash.c,v 1.1 2012/07/08 01:21:12 rmind Exp $     */
+/*     $NetBSD: murmurhash.c,v 1.2 2012/07/08 13:42:29 rmind Exp $     */
 
 /*
  * MurmurHash2 -- from the original code:
@@ -16,9 +16,9 @@
 #include <sys/hash.h>
 
 #if defined(_KERNEL) || defined(_STANDALONE)
-__KERNEL_RCSID(0, "$NetBSD: murmurhash.c,v 1.1 2012/07/08 01:21:12 rmind Exp $");
+__KERNEL_RCSID(0, "$NetBSD: murmurhash.c,v 1.2 2012/07/08 13:42:29 rmind Exp $");
 #else
-__RCSID("$NetBSD: murmurhash.c,v 1.1 2012/07/08 01:21:12 rmind Exp $");
+__RCSID("$NetBSD: murmurhash.c,v 1.2 2012/07/08 13:42:29 rmind Exp $");
 #endif
 
 uint32_t
@@ -33,7 +33,7 @@
        const int r = 24;
 
        const uint8_t *data = (const uint8_t *)key;
-       uint32_t h = seed ^ len;
+       uint32_t h = seed ^ (uint32_t)len;
 
        while (len >= sizeof(uint32_t)) {
                uint32_t k;
@@ -58,8 +58,10 @@
        switch (len) {
        case 3:
                h ^= data[2] << 16;
+               /* FALLTHROUGH */
        case 2:
                h ^= data[1] << 8;
+               /* FALLTHROUGH */
        case 1:
                h ^= data[0];
                h *= m;