1 files changed, 5 insertions, 14 deletions

diff --git a/arch/sh/kernel/kgdb_stub.c b/arch/sh/kernel/kgdb_stub.c
index d453c3a1c79f..bf8ac4c71640 100644
--- a/arch/sh/kernel/kgdb_stub.c
+++ b/arch/sh/kernel/kgdb_stub.c
@@ -274,8 +274,7 @@ static char *mem_to_hex(const char *mem, char *buf, const int count)
         }
         for (i = 0; i < count; i++) {
                 ch = *mem++;
-                *buf++ = highhex(ch);
-                *buf++ = lowhex(ch);
+                buf = pack_hex_byte(buf, ch);
         }
         *buf = 0;
         return (buf);
@@ -330,14 +329,6 @@ static char *ebin_to_mem(const char *buf, char *mem, int count)
         return mem;
 }
 
-/* Pack a hex byte */
-static char *pack_hex_byte(char *pkt, int byte)
-{
-        *pkt++ = hexchars[(byte >> 4) & 0xf];
-        *pkt++ = hexchars[(byte & 0xf)];
-        return pkt;
-}
-
 /* Scan for the start char '$', read the packet and check the checksum */
 static void get_packet(char *buffer, int buflen)
 {
@@ -435,8 +426,8 @@ static void put_packet(char *buffer)
 
                 /* '#' Separator, put high and low components of checksum */
                 put_debug_char('#');
-                put_debug_char(highhex(checksum));
-                put_debug_char(lowhex(checksum));
+                put_debug_char(hex_asc_hi(checksum));
+                put_debug_char(hex_asc_lo(checksum));
         }
         while ((get_debug_char()) != '+');      /* While no ack */
 }
@@ -658,8 +649,8 @@ static void undo_single_step(void)
 static void send_signal_msg(const int signum)
 {
         out_buffer[0] = 'S';
-        out_buffer[1] = highhex(signum);
-        out_buffer[2] = lowhex(signum);
+        out_buffer[1] = hex_asc_hi(signum);
+        out_buffer[2] = hex_asc_lo(signum);
         out_buffer[3] = 0;
         put_packet(out_buffer);
 }