From: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Date: Thu, 12 Dec 2013 13:49:21 +0000 (+0200)
Subject: net/sunrpc/cache: simplify code by using hex_pack_byte()
X-Git-Tag: v3.14-rc1~44^2~32
X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=056785ea51a657f55953f6b0195baac2cceb1f16;p=linux.git

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>
---

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--;
 		}