security: follow rename pack_hex_byte() to hex_byte_pack()

There is no functional change.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Cc: Mimi Zohar <zohar@us.ibm.com>
Cc: James Morris <jmorris@namei.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/security/keys/encrypted-keys/encrypted.c b/security/keys/encrypted-keys/encrypted.c
index f33804c..dcc843c 100644
--- a/security/keys/encrypted-keys/encrypted.c
+++ b/security/keys/encrypted-keys/encrypted.c
@@ -293,7 +293,7 @@
 	/* convert the hex encoded iv, encrypted-data and HMAC to ascii */
 	bufp = &ascii_buf[len];
 	for (i = 0; i < (asciiblob_len - len) / 2; i++)
-		bufp = pack_hex_byte(bufp, iv[i]);
+		bufp = hex_byte_pack(bufp, iv[i]);
 out:
 	return ascii_buf;
 }