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Commit 3304b564 authored by Jaegeuk Kim's avatar Jaegeuk Kim
Browse files

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: default avatarJaegeuk Kim <jaegeuk@kernel.org>
parent 922cedbd

fs/f2fs/hash.c

+4 −3
Original line number Diff line number Diff line
@@ -42,7 +42,8 @@ static void TEA_transform(unsigned int buf[4], unsigned int const in[]) 
	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;

	int i;
@@ -73,9 +74,9 @@ f2fs_hash_t f2fs_dentry_hash(const struct qstr *name_info) 
{

	__u32 hash;

	f2fs_hash_t f2fs_hash;

	const char *p;

	const unsigned char *p;

	__u32 in[8], buf[4];

	const char *name = name_info->name;

	const unsigned char *name = name_info->name;

	size_t len = name_info->len;



	if ((len <= 2) && (name[0] == '.') &&