net/sunrpc/cache: simplify code by using hex_pack_byte()

hex_pack_byte() is a fast way to convert a byte in its ASCII representation. We
may use it instead of custom approach.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: J. Bruce Fields <bfields@redhat.com>

1 files changed, 1 insertions, 3 deletions

diff --git a/net/sunrpc/cache.c b/net/sunrpc/cache.c
index a72de074172d..0877db0787b1 100644
--- a/net/sunrpc/cache.c
+++ b/net/sunrpc/cache.c
@@ -1111,9 +1111,7 @@ void qword_addhex(char **bpp, int *lp, char *buf, int blen)
                 *bp++ = 'x';
                 len -= 2;
                 while (blen && len >= 2) {
-                        unsigned char c = *buf++;
-                        *bp++ = '0' + ((c&0xf0)>>4) + (c>=0xa0)*('a'-'9'-1);
-                        *bp++ = '0' + (c&0x0f) + ((c&0x0f)>=0x0a)*('a'-'9'-1);
+                        bp = hex_byte_pack(bp, *buf++);
                         len -= 2;
                         blen--;
                 }