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Code Issues Releases Wiki Activity

f2fs: fix wrong casting for dentry name 

The dentry name type is unsigned char *.
If we don't match this type, some character codes can be changed by signed bit.

Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
This commit is contained in:
Jaegeuk Kim 2014-08-29 00:26:50 -07:00 committed by Dan Pasanen
parent ecdb20b5bc
commit 7df4cd99ee
1 changed files with 4 additions and 3 deletions
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7
fs/f2fs/hash.c
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@ -42,7 +42,8 @@ static void TEA_transform(unsigned int buf[4], unsigned int const in[])
buf[1] += b1; buf[1] += b1;
} }
static void str2hashbuf(const char *msg, size_t len, unsigned int *buf, int num) static void str2hashbuf(const unsigned char *msg, size_t len,
unsigned int *buf, int num)
{ {
unsigned pad, val; unsigned pad, val;
int i; int i;
@ -73,9 +74,9 @@ f2fs_hash_t f2fs_dentry_hash(const struct qstr *name_info)
{ {
__u32 hash; __u32 hash;
f2fs_hash_t f2fs_hash; f2fs_hash_t f2fs_hash;
const char *p; const unsigned char *p;
__u32 in[8], buf[4]; __u32 in[8], buf[4];
const char *name = name_info->name; const unsigned char *name = name_info->name;
size_t len = name_info->len; size_t len = name_info->len;
if ((len <= 2) && (name[0] == '.') && if ((len <= 2) && (name[0] == '.') &&