[CRYPTO]: Fix XTEA implementation

The XTEA implementation was incorrect due to a misinterpretation of
operator precedence.  Because of the wide-spread nature of this
error, the erroneous implementation will be kept, albeit under the
new name of XETA.

Signed-off-by: Aaron Grothe <ajgrothe@yahoo.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/crypto/Kconfig b/crypto/Kconfig
index 256c0b1..89299f4 100644
--- a/crypto/Kconfig
+++ b/crypto/Kconfig
@@ -219,7 +219,7 @@
 	  described in RFC2612.
 
 config CRYPTO_TEA
-	tristate "TEA and XTEA cipher algorithms"
+	tristate "TEA, XTEA and XETA cipher algorithms"
 	depends on CRYPTO
 	help
 	  TEA cipher algorithm.
@@ -232,6 +232,9 @@
 	  the TEA algorithm to address a potential key weakness
 	  in the TEA algorithm.
 
+	  Xtendend Encryption Tiny Algorithm is a mis-implementation 
+	  of the XTEA algorithm for compatibility purposes.
+
 config CRYPTO_ARC4
 	tristate "ARC4 cipher algorithm"
 	depends on CRYPTO