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    Subject[PATCHv2] fs: fat: use pack_hex_byte() instead of custom one
    Date
    From: Andy Shevchenko <ext-andriy.shevchenko@nokia.com>

    Signed-off-by: Andy Shevchenko <ext-andriy.shevchenko@nokia.com>
    ---
    fs/fat/dir.c | 14 +++++---------
    1 files changed, 5 insertions(+), 9 deletions(-)

    diff --git a/fs/fat/dir.c b/fs/fat/dir.c
    index 530b4ca..5de1a70 100644
    --- a/fs/fat/dir.c
    +++ b/fs/fat/dir.c
    @@ -19,6 +19,7 @@
    #include <linux/buffer_head.h>
    #include <linux/compat.h>
    #include <asm/uaccess.h>
    +#include <linux/kernel.h>
    #include "fat.h"

    /*
    @@ -149,19 +150,14 @@ static int uni16_to_x8(unsigned char *ascii, const wchar_t *uni, int len,

    while (*ip && ((len - NLS_MAX_CHARSET_SIZE) > 0)) {
    ec = *ip++;
    - if ( (charlen = nls->uni2char(ec, op, NLS_MAX_CHARSET_SIZE)) > 0) {
    + if ((charlen = nls->uni2char(ec, op, NLS_MAX_CHARSET_SIZE)) > 0) {
    op += charlen;
    len -= charlen;
    } else {
    if (uni_xlate == 1) {
    - *op = ':';
    - for (k = 4; k > 0; k--) {
    - nc = ec & 0xF;
    - op[k] = nc > 9 ? nc + ('a' - 10)
    - : nc + '0';
    - ec >>= 4;
    - }
    - op += 5;
    + *op++ = ':';
    + op = pack_hex_byte(op, ec >> 8);
    + op = pack_hex_byte(op, ec);
    len -= 5;
    } else {
    *op++ = '?';
    --
    1.5.6.5


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