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| author | Leon Romanovsky <leon@leon.nu> | 2012-12-27 19:55:46 +0200 |
|---|---|---|
| committer | Jaegeuk Kim <jaegeuk.kim@samsung.com> | 2012-12-28 11:27:53 +0900 |
| commit | 9836b8b9499cb25ea32cad9fff640eef874c5431 (patch) | |
| tree | b7d05ce46e6b1f86aea3794ba7b0eddf9db8c9bd /fs/f2fs/hash.c | |
| parent | 2b50638decdb9a8585654a5acf1c8ce5962f1951 (diff) | |
| download | linux-9836b8b9499cb25ea32cad9fff640eef874c5431.tar.bz2 | |
f2fs: unify string length declarations and usage
This patch is intended to unify string length declarations and usage.
There are number of calls to strlen which return size_t object.
The size of this object depends on compiler if it will be bigger,
equal or even smaller than an unsigned int
Signed-off-by: Leon Romanovsky <leon@leon.nu>
Signed-off-by: Jaegeuk Kim <jaegeuk.kim@samsung.com>
Diffstat (limited to 'fs/f2fs/hash.c')
| -rw-r--r-- | fs/f2fs/hash.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/fs/f2fs/hash.c b/fs/f2fs/hash.c index 6977415c52fc..6eb8d269b53b 100644 --- a/fs/f2fs/hash.c +++ b/fs/f2fs/hash.c @@ -42,7 +42,7 @@ static void TEA_transform(unsigned int buf[4], unsigned int const in[]) buf[1] += b1; } -static void str2hashbuf(const char *msg, int len, unsigned int *buf, int num) +static void str2hashbuf(const char *msg, size_t len, unsigned int *buf, int num) { unsigned pad, val; int i; @@ -69,7 +69,7 @@ static void str2hashbuf(const char *msg, int len, unsigned int *buf, int num) *buf++ = pad; } -f2fs_hash_t f2fs_dentry_hash(const char *name, int len) +f2fs_hash_t f2fs_dentry_hash(const char *name, size_t len) { __u32 hash; f2fs_hash_t f2fs_hash; @@ -87,11 +87,13 @@ f2fs_hash_t f2fs_dentry_hash(const char *name, int len) buf[3] = 0x10325476; p = name; - while (len > 0) { + while (1) { str2hashbuf(p, len, in, 4); TEA_transform(buf, in); - len -= 16; p += 16; + if (len <= 16) + break; + len -= 16; } hash = buf[0]; f2fs_hash = cpu_to_le32(hash & ~F2FS_HASH_COL_BIT); |