crypto: serpent - rename serpent.c to serpent_generic.c

Now that serpent.c has been cleaned from checkpatch warnings,
we can do clean rename.

Signed-off-by: Jussi Kivilinna <jussi.kivilinna@mbnet.fi>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
diff --git a/crypto/Makefile b/crypto/Makefile
index 0e1f2aa..f638063 100644
--- a/crypto/Makefile
+++ b/crypto/Makefile
@@ -65,8 +65,6 @@
 obj-$(CONFIG_CRYPTO_BLOWFISH_COMMON) += blowfish_common.o
 obj-$(CONFIG_CRYPTO_TWOFISH) += twofish_generic.o
 obj-$(CONFIG_CRYPTO_TWOFISH_COMMON) += twofish_common.o
-
-serpent_generic-y := serpent.o
 obj-$(CONFIG_CRYPTO_SERPENT) += serpent_generic.o
 obj-$(CONFIG_CRYPTO_AES) += aes_generic.o
 obj-$(CONFIG_CRYPTO_CAMELLIA) += camellia.o
diff --git a/crypto/serpent.c b/crypto/serpent_generic.c
similarity index 100%
rename from crypto/serpent.c
rename to crypto/serpent_generic.c